GET /api/requests/?format=api&offset=1048720&ordering=-state
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 1072922,
    "next": "https://observe.lco.global/api/requests/?format=api&limit=10&offset=1048730&ordering=-state",
    "previous": "https://observe.lco.global/api/requests/?format=api&limit=10&offset=1048710&ordering=-state",
    "results": [
        {
            "id": 1817194,
            "observation_note": "",
            "optimization_type": "TIME",
            "state": "CANCELED",
            "acceptability_threshold": 90.0,
            "configuration_repeats": 1,
            "extra_params": {},
            "modified": "2019-06-04T02:35:38.474155Z",
            "duration": 304,
            "configurations": [
                {
                    "id": 2554426,
                    "instrument_type": "0M4-SCICAM-SBIG",
                    "type": "EXPOSE",
                    "repeat_duration": null,
                    "extra_params": {},
                    "priority": 1,
                    "instrument_configs": [
                        {
                            "optical_elements": {
                                "filter": "b"
                            },
                            "mode": "",
                            "exposure_time": 3.0,
                            "exposure_count": 1,
                            "rotator_mode": "",
                            "extra_params": {
                                "bin_x": 1,
                                "bin_y": 1
                            },
                            "rois": []
                        }
                    ],
                    "constraints": {
                        "max_airmass": 1.6,
                        "min_lunar_distance": 30.0,
                        "max_lunar_phase": 1.0,
                        "extra_params": {}
                    },
                    "acquisition_config": {
                        "mode": "OFF",
                        "extra_params": {}
                    },
                    "guiding_config": {
                        "optional": true,
                        "mode": "ON",
                        "optical_elements": {},
                        "exposure_time": 10.0,
                        "extra_params": {}
                    },
                    "target": {
                        "type": "ICRS",
                        "name": "HN Dra",
                        "ra": 281.221387211372,
                        "dec": 57.0880948112592,
                        "proper_motion_ra": 1.661,
                        "proper_motion_dec": 4.265,
                        "parallax": 4.2569,
                        "epoch": 2000.0,
                        "hour_angle": null,
                        "extra_params": {}
                    }
                },
                {
                    "id": 2554427,
                    "instrument_type": "0M4-SCICAM-SBIG",
                    "type": "EXPOSE",
                    "repeat_duration": null,
                    "extra_params": {},
                    "priority": 2,
                    "instrument_configs": [
                        {
                            "optical_elements": {
                                "filter": "v"
                            },
                            "mode": "",
                            "exposure_time": 3.0,
                            "exposure_count": 1,
                            "rotator_mode": "",
                            "extra_params": {
                                "bin_x": 1,
                                "bin_y": 1
                            },
                            "rois": []
                        }
                    ],
                    "constraints": {
                        "max_airmass": 1.6,
                        "min_lunar_distance": 30.0,
                        "max_lunar_phase": 1.0,
                        "extra_params": {}
                    },
                    "acquisition_config": {
                        "mode": "OFF",
                        "extra_params": {}
                    },
                    "guiding_config": {
                        "optional": true,
                        "mode": "ON",
                        "optical_elements": {},
                        "exposure_time": 10.0,
                        "extra_params": {}
                    },
                    "target": {
                        "type": "ICRS",
                        "name": "HN Dra",
                        "ra": 281.221387211372,
                        "dec": 57.0880948112592,
                        "proper_motion_ra": 1.661,
                        "proper_motion_dec": 4.265,
                        "parallax": 4.2569,
                        "epoch": 2000.0,
                        "hour_angle": null,
                        "extra_params": {}
                    }
                },
                {
                    "id": 2554428,
                    "instrument_type": "0M4-SCICAM-SBIG",
                    "type": "EXPOSE",
                    "repeat_duration": null,
                    "extra_params": {},
                    "priority": 3,
                    "instrument_configs": [
                        {
                            "optical_elements": {
                                "filter": "ip"
                            },
                            "mode": "",
                            "exposure_time": 3.0,
                            "exposure_count": 1,
                            "rotator_mode": "",
                            "extra_params": {
                                "bin_x": 1,
                                "bin_y": 1
                            },
                            "rois": []
                        }
                    ],
                    "constraints": {
                        "max_airmass": 1.6,
                        "min_lunar_distance": 30.0,
                        "max_lunar_phase": 1.0,
                        "extra_params": {}
                    },
                    "acquisition_config": {
                        "mode": "OFF",
                        "extra_params": {}
                    },
                    "guiding_config": {
                        "optional": true,
                        "mode": "ON",
                        "optical_elements": {},
                        "exposure_time": 10.0,
                        "extra_params": {}
                    },
                    "target": {
                        "type": "ICRS",
                        "name": "HN Dra",
                        "ra": 281.221387211372,
                        "dec": 57.0880948112592,
                        "proper_motion_ra": 1.661,
                        "proper_motion_dec": 4.265,
                        "parallax": 4.2569,
                        "epoch": 2000.0,
                        "hour_angle": null,
                        "extra_params": {}
                    }
                },
                {
                    "id": 2554429,
                    "instrument_type": "0M4-SCICAM-SBIG",
                    "type": "EXPOSE",
                    "repeat_duration": null,
                    "extra_params": {},
                    "priority": 4,
                    "instrument_configs": [
                        {
                            "optical_elements": {
                                "filter": "zs"
                            },
                            "mode": "",
                            "exposure_time": 7.0,
                            "exposure_count": 1,
                            "rotator_mode": "",
                            "extra_params": {
                                "bin_x": 1,
                                "bin_y": 1
                            },
                            "rois": []
                        }
                    ],
                    "constraints": {
                        "max_airmass": 1.6,
                        "min_lunar_distance": 30.0,
                        "max_lunar_phase": 1.0,
                        "extra_params": {}
                    },
                    "acquisition_config": {
                        "mode": "OFF",
                        "extra_params": {}
                    },
                    "guiding_config": {
                        "optional": true,
                        "mode": "ON",
                        "optical_elements": {},
                        "exposure_time": 10.0,
                        "extra_params": {}
                    },
                    "target": {
                        "type": "ICRS",
                        "name": "HN Dra",
                        "ra": 281.221387211372,
                        "dec": 57.0880948112592,
                        "proper_motion_ra": 1.661,
                        "proper_motion_dec": 4.265,
                        "parallax": 4.2569,
                        "epoch": 2000.0,
                        "hour_angle": null,
                        "extra_params": {}
                    }
                },
                {
                    "id": 2554430,
                    "instrument_type": "0M4-SCICAM-SBIG",
                    "type": "EXPOSE",
                    "repeat_duration": null,
                    "extra_params": {},
                    "priority": 5,
                    "instrument_configs": [
                        {
                            "optical_elements": {
                                "filter": "gp"
                            },
                            "mode": "",
                            "exposure_time": 3.0,
                            "exposure_count": 1,
                            "rotator_mode": "",
                            "extra_params": {
                                "bin_x": 1,
                                "bin_y": 1
                            },
                            "rois": []
                        }
                    ],
                    "constraints": {
                        "max_airmass": 1.6,
                        "min_lunar_distance": 30.0,
                        "max_lunar_phase": 1.0,
                        "extra_params": {}
                    },
                    "acquisition_config": {
                        "mode": "OFF",
                        "extra_params": {}
                    },
                    "guiding_config": {
                        "optional": true,
                        "mode": "ON",
                        "optical_elements": {},
                        "exposure_time": 10.0,
                        "extra_params": {}
                    },
                    "target": {
                        "type": "ICRS",
                        "name": "HN Dra",
                        "ra": 281.221387211372,
                        "dec": 57.0880948112592,
                        "proper_motion_ra": 1.661,
                        "proper_motion_dec": 4.265,
                        "parallax": 4.2569,
                        "epoch": 2000.0,
                        "hour_angle": null,
                        "extra_params": {}
                    }
                },
                {
                    "id": 2554431,
                    "instrument_type": "0M4-SCICAM-SBIG",
                    "type": "EXPOSE",
                    "repeat_duration": null,
                    "extra_params": {},
                    "priority": 6,
                    "instrument_configs": [
                        {
                            "optical_elements": {
                                "filter": "rp"
                            },
                            "mode": "",
                            "exposure_time": 3.0,
                            "exposure_count": 1,
                            "rotator_mode": "",
                            "extra_params": {
                                "bin_x": 1,
                                "bin_y": 1
                            },
                            "rois": []
                        }
                    ],
                    "constraints": {
                        "max_airmass": 1.6,
                        "min_lunar_distance": 30.0,
                        "max_lunar_phase": 1.0,
                        "extra_params": {}
                    },
                    "acquisition_config": {
                        "mode": "OFF",
                        "extra_params": {}
                    },
                    "guiding_config": {
                        "optional": true,
                        "mode": "ON",
                        "optical_elements": {},
                        "exposure_time": 10.0,
                        "extra_params": {}
                    },
                    "target": {
                        "type": "ICRS",
                        "name": "HN Dra",
                        "ra": 281.221387211372,
                        "dec": 57.0880948112592,
                        "proper_motion_ra": 1.661,
                        "proper_motion_dec": 4.265,
                        "parallax": 4.2569,
                        "epoch": 2000.0,
                        "hour_angle": null,
                        "extra_params": {}
                    }
                }
            ],
            "location": {
                "telescope_class": "0m4"
            },
            "windows": [
                {
                    "start": "2019-06-04T11:03:28Z",
                    "end": "2019-06-04T12:15:28Z"
                }
            ]
        },
        {
            "id": 1817195,
            "observation_note": "",
            "optimization_type": "TIME",
            "state": "CANCELED",
            "acceptability_threshold": 90.0,
            "configuration_repeats": 1,
            "extra_params": {},
            "modified": "2019-06-04T02:35:38.478616Z",
            "duration": 304,
            "configurations": [
                {
                    "id": 2554432,
                    "instrument_type": "0M4-SCICAM-SBIG",
                    "type": "EXPOSE",
                    "repeat_duration": null,
                    "extra_params": {},
                    "priority": 1,
                    "instrument_configs": [
                        {
                            "optical_elements": {
                                "filter": "b"
                            },
                            "mode": "",
                            "exposure_time": 3.0,
                            "exposure_count": 1,
                            "rotator_mode": "",
                            "extra_params": {
                                "bin_x": 1,
                                "bin_y": 1
                            },
                            "rois": []
                        }
                    ],
                    "constraints": {
                        "max_airmass": 1.6,
                        "min_lunar_distance": 30.0,
                        "max_lunar_phase": 1.0,
                        "extra_params": {}
                    },
                    "acquisition_config": {
                        "mode": "OFF",
                        "extra_params": {}
                    },
                    "guiding_config": {
                        "optional": true,
                        "mode": "ON",
                        "optical_elements": {},
                        "exposure_time": 10.0,
                        "extra_params": {}
                    },
                    "target": {
                        "type": "ICRS",
                        "name": "HN Dra",
                        "ra": 281.221387211372,
                        "dec": 57.0880948112592,
                        "proper_motion_ra": 1.661,
                        "proper_motion_dec": 4.265,
                        "parallax": 4.2569,
                        "epoch": 2000.0,
                        "hour_angle": null,
                        "extra_params": {}
                    }
                },
                {
                    "id": 2554433,
                    "instrument_type": "0M4-SCICAM-SBIG",
                    "type": "EXPOSE",
                    "repeat_duration": null,
                    "extra_params": {},
                    "priority": 2,
                    "instrument_configs": [
                        {
                            "optical_elements": {
                                "filter": "v"
                            },
                            "mode": "",
                            "exposure_time": 3.0,
                            "exposure_count": 1,
                            "rotator_mode": "",
                            "extra_params": {
                                "bin_x": 1,
                                "bin_y": 1
                            },
                            "rois": []
                        }
                    ],
                    "constraints": {
                        "max_airmass": 1.6,
                        "min_lunar_distance": 30.0,
                        "max_lunar_phase": 1.0,
                        "extra_params": {}
                    },
                    "acquisition_config": {
                        "mode": "OFF",
                        "extra_params": {}
                    },
                    "guiding_config": {
                        "optional": true,
                        "mode": "ON",
                        "optical_elements": {},
                        "exposure_time": 10.0,
                        "extra_params": {}
                    },
                    "target": {
                        "type": "ICRS",
                        "name": "HN Dra",
                        "ra": 281.221387211372,
                        "dec": 57.0880948112592,
                        "proper_motion_ra": 1.661,
                        "proper_motion_dec": 4.265,
                        "parallax": 4.2569,
                        "epoch": 2000.0,
                        "hour_angle": null,
                        "extra_params": {}
                    }
                },
                {
                    "id": 2554434,
                    "instrument_type": "0M4-SCICAM-SBIG",
                    "type": "EXPOSE",
                    "repeat_duration": null,
                    "extra_params": {},
                    "priority": 3,
                    "instrument_configs": [
                        {
                            "optical_elements": {
                                "filter": "ip"
                            },
                            "mode": "",
                            "exposure_time": 3.0,
                            "exposure_count": 1,
                            "rotator_mode": "",
                            "extra_params": {
                                "bin_x": 1,
                                "bin_y": 1
                            },
                            "rois": []
                        }
                    ],
                    "constraints": {
                        "max_airmass": 1.6,
                        "min_lunar_distance": 30.0,
                        "max_lunar_phase": 1.0,
                        "extra_params": {}
                    },
                    "acquisition_config": {
                        "mode": "OFF",
                        "extra_params": {}
                    },
                    "guiding_config": {
                        "optional": true,
                        "mode": "ON",
                        "optical_elements": {},
                        "exposure_time": 10.0,
                        "extra_params": {}
                    },
                    "target": {
                        "type": "ICRS",
                        "name": "HN Dra",
                        "ra": 281.221387211372,
                        "dec": 57.0880948112592,
                        "proper_motion_ra": 1.661,
                        "proper_motion_dec": 4.265,
                        "parallax": 4.2569,
                        "epoch": 2000.0,
                        "hour_angle": null,
                        "extra_params": {}
                    }
                },
                {
                    "id": 2554435,
                    "instrument_type": "0M4-SCICAM-SBIG",
                    "type": "EXPOSE",
                    "repeat_duration": null,
                    "extra_params": {},
                    "priority": 4,
                    "instrument_configs": [
                        {
                            "optical_elements": {
                                "filter": "zs"
                            },
                            "mode": "",
                            "exposure_time": 7.0,
                            "exposure_count": 1,
                            "rotator_mode": "",
                            "extra_params": {
                                "bin_x": 1,
                                "bin_y": 1
                            },
                            "rois": []
                        }
                    ],
                    "constraints": {
                        "max_airmass": 1.6,
                        "min_lunar_distance": 30.0,
                        "max_lunar_phase": 1.0,
                        "extra_params": {}
                    },
                    "acquisition_config": {
                        "mode": "OFF",
                        "extra_params": {}
                    },
                    "guiding_config": {
                        "optional": true,
                        "mode": "ON",
                        "optical_elements": {},
                        "exposure_time": 10.0,
                        "extra_params": {}
                    },
                    "target": {
                        "type": "ICRS",
                        "name": "HN Dra",
                        "ra": 281.221387211372,
                        "dec": 57.0880948112592,
                        "proper_motion_ra": 1.661,
                        "proper_motion_dec": 4.265,
                        "parallax": 4.2569,
                        "epoch": 2000.0,
                        "hour_angle": null,
                        "extra_params": {}
                    }
                },
                {
                    "id": 2554436,
                    "instrument_type": "0M4-SCICAM-SBIG",
                    "type": "EXPOSE",
                    "repeat_duration": null,
                    "extra_params": {},
                    "priority": 5,
                    "instrument_configs": [
                        {
                            "optical_elements": {
                                "filter": "gp"
                            },
                            "mode": "",
                            "exposure_time": 3.0,
                            "exposure_count": 1,
                            "rotator_mode": "",
                            "extra_params": {
                                "bin_x": 1,
                                "bin_y": 1
                            },
                            "rois": []
                        }
                    ],
                    "constraints": {
                        "max_airmass": 1.6,
                        "min_lunar_distance": 30.0,
                        "max_lunar_phase": 1.0,
                        "extra_params": {}
                    },
                    "acquisition_config": {
                        "mode": "OFF",
                        "extra_params": {}
                    },
                    "guiding_config": {
                        "optional": true,
                        "mode": "ON",
                        "optical_elements": {},
                        "exposure_time": 10.0,
                        "extra_params": {}
                    },
                    "target": {
                        "type": "ICRS",
                        "name": "HN Dra",
                        "ra": 281.221387211372,
                        "dec": 57.0880948112592,
                        "proper_motion_ra": 1.661,
                        "proper_motion_dec": 4.265,
                        "parallax": 4.2569,
                        "epoch": 2000.0,
                        "hour_angle": null,
                        "extra_params": {}
                    }
                },
                {
                    "id": 2554437,
                    "instrument_type": "0M4-SCICAM-SBIG",
                    "type": "EXPOSE",
                    "repeat_duration": null,
                    "extra_params": {},
                    "priority": 6,
                    "instrument_configs": [
                        {
                            "optical_elements": {
                                "filter": "rp"
                            },
                            "mode": "",
                            "exposure_time": 3.0,
                            "exposure_count": 1,
                            "rotator_mode": "",
                            "extra_params": {
                                "bin_x": 1,
                                "bin_y": 1
                            },
                            "rois": []
                        }
                    ],
                    "constraints": {
                        "max_airmass": 1.6,
                        "min_lunar_distance": 30.0,
                        "max_lunar_phase": 1.0,
                        "extra_params": {}
                    },
                    "acquisition_config": {
                        "mode": "OFF",
                        "extra_params": {}
                    },
                    "guiding_config": {
                        "optional": true,
                        "mode": "ON",
                        "optical_elements": {},
                        "exposure_time": 10.0,
                        "extra_params": {}
                    },
                    "target": {
                        "type": "ICRS",
                        "name": "HN Dra",
                        "ra": 281.221387211372,
                        "dec": 57.0880948112592,
                        "proper_motion_ra": 1.661,
                        "proper_motion_dec": 4.265,
                        "parallax": 4.2569,
                        "epoch": 2000.0,
                        "hour_angle": null,
                        "extra_params": {}
                    }
                }
            ],
            "location": {
                "telescope_class": "0m4"
            },
            "windows": [
                {
                    "start": "2019-06-04T12:15:28Z",
                    "end": "2019-06-04T13:27:28Z"
                }
            ]
        },
        {
            "id": 1817196,
            "observation_note": "",
            "optimization_type": "TIME",
            "state": "CANCELED",
            "acceptability_threshold": 90.0,
            "configuration_repeats": 1,
            "extra_params": {},
            "modified": "2019-06-04T02:35:38.482925Z",
            "duration": 304,
            "configurations": [
                {
                    "id": 2554438,
                    "instrument_type": "0M4-SCICAM-SBIG",
                    "type": "EXPOSE",
                    "repeat_duration": null,
                    "extra_params": {},
                    "priority": 1,
                    "instrument_configs": [
                        {
                            "optical_elements": {
                                "filter": "b"
                            },
                            "mode": "",
                            "exposure_time": 3.0,
                            "exposure_count": 1,
                            "rotator_mode": "",
                            "extra_params": {
                                "bin_x": 1,
                                "bin_y": 1
                            },
                            "rois": []
                        }
                    ],
                    "constraints": {
                        "max_airmass": 1.6,
                        "min_lunar_distance": 30.0,
                        "max_lunar_phase": 1.0,
                        "extra_params": {}
                    },
                    "acquisition_config": {
                        "mode": "OFF",
                        "extra_params": {}
                    },
                    "guiding_config": {
                        "optional": true,
                        "mode": "ON",
                        "optical_elements": {},
                        "exposure_time": 10.0,
                        "extra_params": {}
                    },
                    "target": {
                        "type": "ICRS",
                        "name": "HN Dra",
                        "ra": 281.221387211372,
                        "dec": 57.0880948112592,
                        "proper_motion_ra": 1.661,
                        "proper_motion_dec": 4.265,
                        "parallax": 4.2569,
                        "epoch": 2000.0,
                        "hour_angle": null,
                        "extra_params": {}
                    }
                },
                {
                    "id": 2554439,
                    "instrument_type": "0M4-SCICAM-SBIG",
                    "type": "EXPOSE",
                    "repeat_duration": null,
                    "extra_params": {},
                    "priority": 2,
                    "instrument_configs": [
                        {
                            "optical_elements": {
                                "filter": "v"
                            },
                            "mode": "",
                            "exposure_time": 3.0,
                            "exposure_count": 1,
                            "rotator_mode": "",
                            "extra_params": {
                                "bin_x": 1,
                                "bin_y": 1
                            },
                            "rois": []
                        }
                    ],
                    "constraints": {
                        "max_airmass": 1.6,
                        "min_lunar_distance": 30.0,
                        "max_lunar_phase": 1.0,
                        "extra_params": {}
                    },
                    "acquisition_config": {
                        "mode": "OFF",
                        "extra_params": {}
                    },
                    "guiding_config": {
                        "optional": true,
                        "mode": "ON",
                        "optical_elements": {},
                        "exposure_time": 10.0,
                        "extra_params": {}
                    },
                    "target": {
                        "type": "ICRS",
                        "name": "HN Dra",
                        "ra": 281.221387211372,
                        "dec": 57.0880948112592,
                        "proper_motion_ra": 1.661,
                        "proper_motion_dec": 4.265,
                        "parallax": 4.2569,
                        "epoch": 2000.0,
                        "hour_angle": null,
                        "extra_params": {}
                    }
                },
                {
                    "id": 2554440,
                    "instrument_type": "0M4-SCICAM-SBIG",
                    "type": "EXPOSE",
                    "repeat_duration": null,
                    "extra_params": {},
                    "priority": 3,
                    "instrument_configs": [
                        {
                            "optical_elements": {
                                "filter": "ip"
                            },
                            "mode": "",
                            "exposure_time": 3.0,
                            "exposure_count": 1,
                            "rotator_mode": "",
                            "extra_params": {
                                "bin_x": 1,
                                "bin_y": 1
                            },
                            "rois": []
                        }
                    ],
                    "constraints": {
                        "max_airmass": 1.6,
                        "min_lunar_distance": 30.0,
                        "max_lunar_phase": 1.0,
                        "extra_params": {}
                    },
                    "acquisition_config": {
                        "mode": "OFF",
                        "extra_params": {}
                    },
                    "guiding_config": {
                        "optional": true,
                        "mode": "ON",
                        "optical_elements": {},
                        "exposure_time": 10.0,
                        "extra_params": {}
                    },
                    "target": {
                        "type": "ICRS",
                        "name": "HN Dra",
                        "ra": 281.221387211372,
                        "dec": 57.0880948112592,
                        "proper_motion_ra": 1.661,
                        "proper_motion_dec": 4.265,
                        "parallax": 4.2569,
                        "epoch": 2000.0,
                        "hour_angle": null,
                        "extra_params": {}
                    }
                },
                {
                    "id": 2554441,
                    "instrument_type": "0M4-SCICAM-SBIG",
                    "type": "EXPOSE",
                    "repeat_duration": null,
                    "extra_params": {},
                    "priority": 4,
                    "instrument_configs": [
                        {
                            "optical_elements": {
                                "filter": "zs"
                            },
                            "mode": "",
                            "exposure_time": 7.0,
                            "exposure_count": 1,
                            "rotator_mode": "",
                            "extra_params": {
                                "bin_x": 1,
                                "bin_y": 1
                            },
                            "rois": []
                        }
                    ],
                    "constraints": {
                        "max_airmass": 1.6,
                        "min_lunar_distance": 30.0,
                        "max_lunar_phase": 1.0,
                        "extra_params": {}
                    },
                    "acquisition_config": {
                        "mode": "OFF",
                        "extra_params": {}
                    },
                    "guiding_config": {
                        "optional": true,
                        "mode": "ON",
                        "optical_elements": {},
                        "exposure_time": 10.0,
                        "extra_params": {}
                    },
                    "target": {
                        "type": "ICRS",
                        "name": "HN Dra",
                        "ra": 281.221387211372,
                        "dec": 57.0880948112592,
                        "proper_motion_ra": 1.661,
                        "proper_motion_dec": 4.265,
                        "parallax": 4.2569,
                        "epoch": 2000.0,
                        "hour_angle": null,
                        "extra_params": {}
                    }
                },
                {
                    "id": 2554442,
                    "instrument_type": "0M4-SCICAM-SBIG",
                    "type": "EXPOSE",
                    "repeat_duration": null,
                    "extra_params": {},
                    "priority": 5,
                    "instrument_configs": [
                        {
                            "optical_elements": {
                                "filter": "gp"
                            },
                            "mode": "",
                            "exposure_time": 3.0,
                            "exposure_count": 1,
                            "rotator_mode": "",
                            "extra_params": {
                                "bin_x": 1,
                                "bin_y": 1
                            },
                            "rois": []
                        }
                    ],
                    "constraints": {
                        "max_airmass": 1.6,
                        "min_lunar_distance": 30.0,
                        "max_lunar_phase": 1.0,
                        "extra_params": {}
                    },
                    "acquisition_config": {
                        "mode": "OFF",
                        "extra_params": {}
                    },
                    "guiding_config": {
                        "optional": true,
                        "mode": "ON",
                        "optical_elements": {},
                        "exposure_time": 10.0,
                        "extra_params": {}
                    },
                    "target": {
                        "type": "ICRS",
                        "name": "HN Dra",
                        "ra": 281.221387211372,
                        "dec": 57.0880948112592,
                        "proper_motion_ra": 1.661,
                        "proper_motion_dec": 4.265,
                        "parallax": 4.2569,
                        "epoch": 2000.0,
                        "hour_angle": null,
                        "extra_params": {}
                    }
                },
                {
                    "id": 2554443,
                    "instrument_type": "0M4-SCICAM-SBIG",
                    "type": "EXPOSE",
                    "repeat_duration": null,
                    "extra_params": {},
                    "priority": 6,
                    "instrument_configs": [
                        {
                            "optical_elements": {
                                "filter": "rp"
                            },
                            "mode": "",
                            "exposure_time": 3.0,
                            "exposure_count": 1,
                            "rotator_mode": "",
                            "extra_params": {
                                "bin_x": 1,
                                "bin_y": 1
                            },
                            "rois": []
                        }
                    ],
                    "constraints": {
                        "max_airmass": 1.6,
                        "min_lunar_distance": 30.0,
                        "max_lunar_phase": 1.0,
                        "extra_params": {}
                    },
                    "acquisition_config": {
                        "mode": "OFF",
                        "extra_params": {}
                    },
                    "guiding_config": {
                        "optional": true,
                        "mode": "ON",
                        "optical_elements": {},
                        "exposure_time": 10.0,
                        "extra_params": {}
                    },
                    "target": {
                        "type": "ICRS",
                        "name": "HN Dra",
                        "ra": 281.221387211372,
                        "dec": 57.0880948112592,
                        "proper_motion_ra": 1.661,
                        "proper_motion_dec": 4.265,
                        "parallax": 4.2569,
                        "epoch": 2000.0,
                        "hour_angle": null,
                        "extra_params": {}
                    }
                }
            ],
            "location": {
                "telescope_class": "0m4"
            },
            "windows": [
                {
                    "start": "2019-06-04T13:27:28Z",
                    "end": "2019-06-04T14:39:28Z"
                }
            ]
        },
        {
            "id": 1817197,
            "observation_note": "",
            "optimization_type": "TIME",
            "state": "CANCELED",
            "acceptability_threshold": 90.0,
            "configuration_repeats": 1,
            "extra_params": {},
            "modified": "2019-06-04T02:35:38.487235Z",
            "duration": 304,
            "configurations": [
                {
                    "id": 2554444,
                    "instrument_type": "0M4-SCICAM-SBIG",
                    "type": "EXPOSE",
                    "repeat_duration": null,
                    "extra_params": {},
                    "priority": 1,
                    "instrument_configs": [
                        {
                            "optical_elements": {
                                "filter": "b"
                            },
                            "mode": "",
                            "exposure_time": 3.0,
                            "exposure_count": 1,
                            "rotator_mode": "",
                            "extra_params": {
                                "bin_x": 1,
                                "bin_y": 1
                            },
                            "rois": []
                        }
                    ],
                    "constraints": {
                        "max_airmass": 1.6,
                        "min_lunar_distance": 30.0,
                        "max_lunar_phase": 1.0,
                        "extra_params": {}
                    },
                    "acquisition_config": {
                        "mode": "OFF",
                        "extra_params": {}
                    },
                    "guiding_config": {
                        "optional": true,
                        "mode": "ON",
                        "optical_elements": {},
                        "exposure_time": 10.0,
                        "extra_params": {}
                    },
                    "target": {
                        "type": "ICRS",
                        "name": "HN Dra",
                        "ra": 281.221387211372,
                        "dec": 57.0880948112592,
                        "proper_motion_ra": 1.661,
                        "proper_motion_dec": 4.265,
                        "parallax": 4.2569,
                        "epoch": 2000.0,
                        "hour_angle": null,
                        "extra_params": {}
                    }
                },
                {
                    "id": 2554445,
                    "instrument_type": "0M4-SCICAM-SBIG",
                    "type": "EXPOSE",
                    "repeat_duration": null,
                    "extra_params": {},
                    "priority": 2,
                    "instrument_configs": [
                        {
                            "optical_elements": {
                                "filter": "v"
                            },
                            "mode": "",
                            "exposure_time": 3.0,
                            "exposure_count": 1,
                            "rotator_mode": "",
                            "extra_params": {
                                "bin_x": 1,
                                "bin_y": 1
                            },
                            "rois": []
                        }
                    ],
                    "constraints": {
                        "max_airmass": 1.6,
                        "min_lunar_distance": 30.0,
                        "max_lunar_phase": 1.0,
                        "extra_params": {}
                    },
                    "acquisition_config": {
                        "mode": "OFF",
                        "extra_params": {}
                    },
                    "guiding_config": {
                        "optional": true,
                        "mode": "ON",
                        "optical_elements": {},
                        "exposure_time": 10.0,
                        "extra_params": {}
                    },
                    "target": {
                        "type": "ICRS",
                        "name": "HN Dra",
                        "ra": 281.221387211372,
                        "dec": 57.0880948112592,
                        "proper_motion_ra": 1.661,
                        "proper_motion_dec": 4.265,
                        "parallax": 4.2569,
                        "epoch": 2000.0,
                        "hour_angle": null,
                        "extra_params": {}
                    }
                },
                {
                    "id": 2554446,
                    "instrument_type": "0M4-SCICAM-SBIG",
                    "type": "EXPOSE",
                    "repeat_duration": null,
                    "extra_params": {},
                    "priority": 3,
                    "instrument_configs": [
                        {
                            "optical_elements": {
                                "filter": "ip"
                            },
                            "mode": "",
                            "exposure_time": 3.0,
                            "exposure_count": 1,
                            "rotator_mode": "",
                            "extra_params": {
                                "bin_x": 1,
                                "bin_y": 1
                            },
                            "rois": []
                        }
                    ],
                    "constraints": {
                        "max_airmass": 1.6,
                        "min_lunar_distance": 30.0,
                        "max_lunar_phase": 1.0,
                        "extra_params": {}
                    },
                    "acquisition_config": {
                        "mode": "OFF",
                        "extra_params": {}
                    },
                    "guiding_config": {
                        "optional": true,
                        "mode": "ON",
                        "optical_elements": {},
                        "exposure_time": 10.0,
                        "extra_params": {}
                    },
                    "target": {
                        "type": "ICRS",
                        "name": "HN Dra",
                        "ra": 281.221387211372,
                        "dec": 57.0880948112592,
                        "proper_motion_ra": 1.661,
                        "proper_motion_dec": 4.265,
                        "parallax": 4.2569,
                        "epoch": 2000.0,
                        "hour_angle": null,
                        "extra_params": {}
                    }
                },
                {
                    "id": 2554447,
                    "instrument_type": "0M4-SCICAM-SBIG",
                    "type": "EXPOSE",
                    "repeat_duration": null,
                    "extra_params": {},
                    "priority": 4,
                    "instrument_configs": [
                        {
                            "optical_elements": {
                                "filter": "zs"
                            },
                            "mode": "",
                            "exposure_time": 7.0,
                            "exposure_count": 1,
                            "rotator_mode": "",
                            "extra_params": {
                                "bin_x": 1,
                                "bin_y": 1
                            },
                            "rois": []
                        }
                    ],
                    "constraints": {
                        "max_airmass": 1.6,
                        "min_lunar_distance": 30.0,
                        "max_lunar_phase": 1.0,
                        "extra_params": {}
                    },
                    "acquisition_config": {
                        "mode": "OFF",
                        "extra_params": {}
                    },
                    "guiding_config": {
                        "optional": true,
                        "mode": "ON",
                        "optical_elements": {},
                        "exposure_time": 10.0,
                        "extra_params": {}
                    },
                    "target": {
                        "type": "ICRS",
                        "name": "HN Dra",
                        "ra": 281.221387211372,
                        "dec": 57.0880948112592,
                        "proper_motion_ra": 1.661,
                        "proper_motion_dec": 4.265,
                        "parallax": 4.2569,
                        "epoch": 2000.0,
                        "hour_angle": null,
                        "extra_params": {}
                    }
                },
                {
                    "id": 2554448,
                    "instrument_type": "0M4-SCICAM-SBIG",
                    "type": "EXPOSE",
                    "repeat_duration": null,
                    "extra_params": {},
                    "priority": 5,
                    "instrument_configs": [
                        {
                            "optical_elements": {
                                "filter": "gp"
                            },
                            "mode": "",
                            "exposure_time": 3.0,
                            "exposure_count": 1,
                            "rotator_mode": "",
                            "extra_params": {
                                "bin_x": 1,
                                "bin_y": 1
                            },
                            "rois": []
                        }
                    ],
                    "constraints": {
                        "max_airmass": 1.6,
                        "min_lunar_distance": 30.0,
                        "max_lunar_phase": 1.0,
                        "extra_params": {}
                    },
                    "acquisition_config": {
                        "mode": "OFF",
                        "extra_params": {}
                    },
                    "guiding_config": {
                        "optional": true,
                        "mode": "ON",
                        "optical_elements": {},
                        "exposure_time": 10.0,
                        "extra_params": {}
                    },
                    "target": {
                        "type": "ICRS",
                        "name": "HN Dra",
                        "ra": 281.221387211372,
                        "dec": 57.0880948112592,
                        "proper_motion_ra": 1.661,
                        "proper_motion_dec": 4.265,
                        "parallax": 4.2569,
                        "epoch": 2000.0,
                        "hour_angle": null,
                        "extra_params": {}
                    }
                },
                {
                    "id": 2554449,
                    "instrument_type": "0M4-SCICAM-SBIG",
                    "type": "EXPOSE",
                    "repeat_duration": null,
                    "extra_params": {},
                    "priority": 6,
                    "instrument_configs": [
                        {
                            "optical_elements": {
                                "filter": "rp"
                            },
                            "mode": "",
                            "exposure_time": 3.0,
                            "exposure_count": 1,
                            "rotator_mode": "",
                            "extra_params": {
                                "bin_x": 1,
                                "bin_y": 1
                            },
                            "rois": []
                        }
                    ],
                    "constraints": {
                        "max_airmass": 1.6,
                        "min_lunar_distance": 30.0,
                        "max_lunar_phase": 1.0,
                        "extra_params": {}
                    },
                    "acquisition_config": {
                        "mode": "OFF",
                        "extra_params": {}
                    },
                    "guiding_config": {
                        "optional": true,
                        "mode": "ON",
                        "optical_elements": {},
                        "exposure_time": 10.0,
                        "extra_params": {}
                    },
                    "target": {
                        "type": "ICRS",
                        "name": "HN Dra",
                        "ra": 281.221387211372,
                        "dec": 57.0880948112592,
                        "proper_motion_ra": 1.661,
                        "proper_motion_dec": 4.265,
                        "parallax": 4.2569,
                        "epoch": 2000.0,
                        "hour_angle": null,
                        "extra_params": {}
                    }
                }
            ],
            "location": {
                "telescope_class": "0m4"
            },
            "windows": [
                {
                    "start": "2019-06-04T14:39:28Z",
                    "end": "2019-06-04T15:51:28Z"
                }
            ]
        },
        {
            "id": 1817198,
            "observation_note": "",
            "optimization_type": "TIME",
            "state": "CANCELED",
            "acceptability_threshold": 90.0,
            "configuration_repeats": 1,
            "extra_params": {},
            "modified": "2019-06-04T02:35:38.491644Z",
            "duration": 304,
            "configurations": [
                {
                    "id": 2554450,
                    "instrument_type": "0M4-SCICAM-SBIG",
                    "type": "EXPOSE",
                    "repeat_duration": null,
                    "extra_params": {},
                    "priority": 1,
                    "instrument_configs": [
                        {
                            "optical_elements": {
                                "filter": "b"
                            },
                            "mode": "",
                            "exposure_time": 3.0,
                            "exposure_count": 1,
                            "rotator_mode": "",
                            "extra_params": {
                                "bin_x": 1,
                                "bin_y": 1
                            },
                            "rois": []
                        }
                    ],
                    "constraints": {
                        "max_airmass": 1.6,
                        "min_lunar_distance": 30.0,
                        "max_lunar_phase": 1.0,
                        "extra_params": {}
                    },
                    "acquisition_config": {
                        "mode": "OFF",
                        "extra_params": {}
                    },
                    "guiding_config": {
                        "optional": true,
                        "mode": "ON",
                        "optical_elements": {},
                        "exposure_time": 10.0,
                        "extra_params": {}
                    },
                    "target": {
                        "type": "ICRS",
                        "name": "HN Dra",
                        "ra": 281.221387211372,
                        "dec": 57.0880948112592,
                        "proper_motion_ra": 1.661,
                        "proper_motion_dec": 4.265,
                        "parallax": 4.2569,
                        "epoch": 2000.0,
                        "hour_angle": null,
                        "extra_params": {}
                    }
                },
                {
                    "id": 2554451,
                    "instrument_type": "0M4-SCICAM-SBIG",
                    "type": "EXPOSE",
                    "repeat_duration": null,
                    "extra_params": {},
                    "priority": 2,
                    "instrument_configs": [
                        {
                            "optical_elements": {
                                "filter": "v"
                            },
                            "mode": "",
                            "exposure_time": 3.0,
                            "exposure_count": 1,
                            "rotator_mode": "",
                            "extra_params": {
                                "bin_x": 1,
                                "bin_y": 1
                            },
                            "rois": []
                        }
                    ],
                    "constraints": {
                        "max_airmass": 1.6,
                        "min_lunar_distance": 30.0,
                        "max_lunar_phase": 1.0,
                        "extra_params": {}
                    },
                    "acquisition_config": {
                        "mode": "OFF",
                        "extra_params": {}
                    },
                    "guiding_config": {
                        "optional": true,
                        "mode": "ON",
                        "optical_elements": {},
                        "exposure_time": 10.0,
                        "extra_params": {}
                    },
                    "target": {
                        "type": "ICRS",
                        "name": "HN Dra",
                        "ra": 281.221387211372,
                        "dec": 57.0880948112592,
                        "proper_motion_ra": 1.661,
                        "proper_motion_dec": 4.265,
                        "parallax": 4.2569,
                        "epoch": 2000.0,
                        "hour_angle": null,
                        "extra_params": {}
                    }
                },
                {
                    "id": 2554452,
                    "instrument_type": "0M4-SCICAM-SBIG",
                    "type": "EXPOSE",
                    "repeat_duration": null,
                    "extra_params": {},
                    "priority": 3,
                    "instrument_configs": [
                        {
                            "optical_elements": {
                                "filter": "ip"
                            },
                            "mode": "",
                            "exposure_time": 3.0,
                            "exposure_count": 1,
                            "rotator_mode": "",
                            "extra_params": {
                                "bin_x": 1,
                                "bin_y": 1
                            },
                            "rois": []
                        }
                    ],
                    "constraints": {
                        "max_airmass": 1.6,
                        "min_lunar_distance": 30.0,
                        "max_lunar_phase": 1.0,
                        "extra_params": {}
                    },
                    "acquisition_config": {
                        "mode": "OFF",
                        "extra_params": {}
                    },
                    "guiding_config": {
                        "optional": true,
                        "mode": "ON",
                        "optical_elements": {},
                        "exposure_time": 10.0,
                        "extra_params": {}
                    },
                    "target": {
                        "type": "ICRS",
                        "name": "HN Dra",
                        "ra": 281.221387211372,
                        "dec": 57.0880948112592,
                        "proper_motion_ra": 1.661,
                        "proper_motion_dec": 4.265,
                        "parallax": 4.2569,
                        "epoch": 2000.0,
                        "hour_angle": null,
                        "extra_params": {}
                    }
                },
                {
                    "id": 2554453,
                    "instrument_type": "0M4-SCICAM-SBIG",
                    "type": "EXPOSE",
                    "repeat_duration": null,
                    "extra_params": {},
                    "priority": 4,
                    "instrument_configs": [
                        {
                            "optical_elements": {
                                "filter": "zs"
                            },
                            "mode": "",
                            "exposure_time": 7.0,
                            "exposure_count": 1,
                            "rotator_mode": "",
                            "extra_params": {
                                "bin_x": 1,
                                "bin_y": 1
                            },
                            "rois": []
                        }
                    ],
                    "constraints": {
                        "max_airmass": 1.6,
                        "min_lunar_distance": 30.0,
                        "max_lunar_phase": 1.0,
                        "extra_params": {}
                    },
                    "acquisition_config": {
                        "mode": "OFF",
                        "extra_params": {}
                    },
                    "guiding_config": {
                        "optional": true,
                        "mode": "ON",
                        "optical_elements": {},
                        "exposure_time": 10.0,
                        "extra_params": {}
                    },
                    "target": {
                        "type": "ICRS",
                        "name": "HN Dra",
                        "ra": 281.221387211372,
                        "dec": 57.0880948112592,
                        "proper_motion_ra": 1.661,
                        "proper_motion_dec": 4.265,
                        "parallax": 4.2569,
                        "epoch": 2000.0,
                        "hour_angle": null,
                        "extra_params": {}
                    }
                },
                {
                    "id": 2554454,
                    "instrument_type": "0M4-SCICAM-SBIG",
                    "type": "EXPOSE",
                    "repeat_duration": null,
                    "extra_params": {},
                    "priority": 5,
                    "instrument_configs": [
                        {
                            "optical_elements": {
                                "filter": "gp"
                            },
                            "mode": "",
                            "exposure_time": 3.0,
                            "exposure_count": 1,
                            "rotator_mode": "",
                            "extra_params": {
                                "bin_x": 1,
                                "bin_y": 1
                            },
                            "rois": []
                        }
                    ],
                    "constraints": {
                        "max_airmass": 1.6,
                        "min_lunar_distance": 30.0,
                        "max_lunar_phase": 1.0,
                        "extra_params": {}
                    },
                    "acquisition_config": {
                        "mode": "OFF",
                        "extra_params": {}
                    },
                    "guiding_config": {
                        "optional": true,
                        "mode": "ON",
                        "optical_elements": {},
                        "exposure_time": 10.0,
                        "extra_params": {}
                    },
                    "target": {
                        "type": "ICRS",
                        "name": "HN Dra",
                        "ra": 281.221387211372,
                        "dec": 57.0880948112592,
                        "proper_motion_ra": 1.661,
                        "proper_motion_dec": 4.265,
                        "parallax": 4.2569,
                        "epoch": 2000.0,
                        "hour_angle": null,
                        "extra_params": {}
                    }
                },
                {
                    "id": 2554455,
                    "instrument_type": "0M4-SCICAM-SBIG",
                    "type": "EXPOSE",
                    "repeat_duration": null,
                    "extra_params": {},
                    "priority": 6,
                    "instrument_configs": [
                        {
                            "optical_elements": {
                                "filter": "rp"
                            },
                            "mode": "",
                            "exposure_time": 3.0,
                            "exposure_count": 1,
                            "rotator_mode": "",
                            "extra_params": {
                                "bin_x": 1,
                                "bin_y": 1
                            },
                            "rois": []
                        }
                    ],
                    "constraints": {
                        "max_airmass": 1.6,
                        "min_lunar_distance": 30.0,
                        "max_lunar_phase": 1.0,
                        "extra_params": {}
                    },
                    "acquisition_config": {
                        "mode": "OFF",
                        "extra_params": {}
                    },
                    "guiding_config": {
                        "optional": true,
                        "mode": "ON",
                        "optical_elements": {},
                        "exposure_time": 10.0,
                        "extra_params": {}
                    },
                    "target": {
                        "type": "ICRS",
                        "name": "HN Dra",
                        "ra": 281.221387211372,
                        "dec": 57.0880948112592,
                        "proper_motion_ra": 1.661,
                        "proper_motion_dec": 4.265,
                        "parallax": 4.2569,
                        "epoch": 2000.0,
                        "hour_angle": null,
                        "extra_params": {}
                    }
                }
            ],
            "location": {
                "telescope_class": "0m4"
            },
            "windows": [
                {
                    "start": "2019-06-04T21:51:28Z",
                    "end": "2019-06-04T23:03:28Z"
                }
            ]
        },
        {
            "id": 1817199,
            "observation_note": "",
            "optimization_type": "TIME",
            "state": "CANCELED",
            "acceptability_threshold": 90.0,
            "configuration_repeats": 1,
            "extra_params": {},
            "modified": "2019-06-04T02:35:38.496040Z",
            "duration": 304,
            "configurations": [
                {
                    "id": 2554456,
                    "instrument_type": "0M4-SCICAM-SBIG",
                    "type": "EXPOSE",
                    "repeat_duration": null,
                    "extra_params": {},
                    "priority": 1,
                    "instrument_configs": [
                        {
                            "optical_elements": {
                                "filter": "b"
                            },
                            "mode": "",
                            "exposure_time": 3.0,
                            "exposure_count": 1,
                            "rotator_mode": "",
                            "extra_params": {
                                "bin_x": 1,
                                "bin_y": 1
                            },
                            "rois": []
                        }
                    ],
                    "constraints": {
                        "max_airmass": 1.6,
                        "min_lunar_distance": 30.0,
                        "max_lunar_phase": 1.0,
                        "extra_params": {}
                    },
                    "acquisition_config": {
                        "mode": "OFF",
                        "extra_params": {}
                    },
                    "guiding_config": {
                        "optional": true,
                        "mode": "ON",
                        "optical_elements": {},
                        "exposure_time": 10.0,
                        "extra_params": {}
                    },
                    "target": {
                        "type": "ICRS",
                        "name": "HN Dra",
                        "ra": 281.221387211372,
                        "dec": 57.0880948112592,
                        "proper_motion_ra": 1.661,
                        "proper_motion_dec": 4.265,
                        "parallax": 4.2569,
                        "epoch": 2000.0,
                        "hour_angle": null,
                        "extra_params": {}
                    }
                },
                {
                    "id": 2554457,
                    "instrument_type": "0M4-SCICAM-SBIG",
                    "type": "EXPOSE",
                    "repeat_duration": null,
                    "extra_params": {},
                    "priority": 2,
                    "instrument_configs": [
                        {
                            "optical_elements": {
                                "filter": "v"
                            },
                            "mode": "",
                            "exposure_time": 3.0,
                            "exposure_count": 1,
                            "rotator_mode": "",
                            "extra_params": {
                                "bin_x": 1,
                                "bin_y": 1
                            },
                            "rois": []
                        }
                    ],
                    "constraints": {
                        "max_airmass": 1.6,
                        "min_lunar_distance": 30.0,
                        "max_lunar_phase": 1.0,
                        "extra_params": {}
                    },
                    "acquisition_config": {
                        "mode": "OFF",
                        "extra_params": {}
                    },
                    "guiding_config": {
                        "optional": true,
                        "mode": "ON",
                        "optical_elements": {},
                        "exposure_time": 10.0,
                        "extra_params": {}
                    },
                    "target": {
                        "type": "ICRS",
                        "name": "HN Dra",
                        "ra": 281.221387211372,
                        "dec": 57.0880948112592,
                        "proper_motion_ra": 1.661,
                        "proper_motion_dec": 4.265,
                        "parallax": 4.2569,
                        "epoch": 2000.0,
                        "hour_angle": null,
                        "extra_params": {}
                    }
                },
                {
                    "id": 2554458,
                    "instrument_type": "0M4-SCICAM-SBIG",
                    "type": "EXPOSE",
                    "repeat_duration": null,
                    "extra_params": {},
                    "priority": 3,
                    "instrument_configs": [
                        {
                            "optical_elements": {
                                "filter": "ip"
                            },
                            "mode": "",
                            "exposure_time": 3.0,
                            "exposure_count": 1,
                            "rotator_mode": "",
                            "extra_params": {
                                "bin_x": 1,
                                "bin_y": 1
                            },
                            "rois": []
                        }
                    ],
                    "constraints": {
                        "max_airmass": 1.6,
                        "min_lunar_distance": 30.0,
                        "max_lunar_phase": 1.0,
                        "extra_params": {}
                    },
                    "acquisition_config": {
                        "mode": "OFF",
                        "extra_params": {}
                    },
                    "guiding_config": {
                        "optional": true,
                        "mode": "ON",
                        "optical_elements": {},
                        "exposure_time": 10.0,
                        "extra_params": {}
                    },
                    "target": {
                        "type": "ICRS",
                        "name": "HN Dra",
                        "ra": 281.221387211372,
                        "dec": 57.0880948112592,
                        "proper_motion_ra": 1.661,
                        "proper_motion_dec": 4.265,
                        "parallax": 4.2569,
                        "epoch": 2000.0,
                        "hour_angle": null,
                        "extra_params": {}
                    }
                },
                {
                    "id": 2554459,
                    "instrument_type": "0M4-SCICAM-SBIG",
                    "type": "EXPOSE",
                    "repeat_duration": null,
                    "extra_params": {},
                    "priority": 4,
                    "instrument_configs": [
                        {
                            "optical_elements": {
                                "filter": "zs"
                            },
                            "mode": "",
                            "exposure_time": 7.0,
                            "exposure_count": 1,
                            "rotator_mode": "",
                            "extra_params": {
                                "bin_x": 1,
                                "bin_y": 1
                            },
                            "rois": []
                        }
                    ],
                    "constraints": {
                        "max_airmass": 1.6,
                        "min_lunar_distance": 30.0,
                        "max_lunar_phase": 1.0,
                        "extra_params": {}
                    },
                    "acquisition_config": {
                        "mode": "OFF",
                        "extra_params": {}
                    },
                    "guiding_config": {
                        "optional": true,
                        "mode": "ON",
                        "optical_elements": {},
                        "exposure_time": 10.0,
                        "extra_params": {}
                    },
                    "target": {
                        "type": "ICRS",
                        "name": "HN Dra",
                        "ra": 281.221387211372,
                        "dec": 57.0880948112592,
                        "proper_motion_ra": 1.661,
                        "proper_motion_dec": 4.265,
                        "parallax": 4.2569,
                        "epoch": 2000.0,
                        "hour_angle": null,
                        "extra_params": {}
                    }
                },
                {
                    "id": 2554460,
                    "instrument_type": "0M4-SCICAM-SBIG",
                    "type": "EXPOSE",
                    "repeat_duration": null,
                    "extra_params": {},
                    "priority": 5,
                    "instrument_configs": [
                        {
                            "optical_elements": {
                                "filter": "gp"
                            },
                            "mode": "",
                            "exposure_time": 3.0,
                            "exposure_count": 1,
                            "rotator_mode": "",
                            "extra_params": {
                                "bin_x": 1,
                                "bin_y": 1
                            },
                            "rois": []
                        }
                    ],
                    "constraints": {
                        "max_airmass": 1.6,
                        "min_lunar_distance": 30.0,
                        "max_lunar_phase": 1.0,
                        "extra_params": {}
                    },
                    "acquisition_config": {
                        "mode": "OFF",
                        "extra_params": {}
                    },
                    "guiding_config": {
                        "optional": true,
                        "mode": "ON",
                        "optical_elements": {},
                        "exposure_time": 10.0,
                        "extra_params": {}
                    },
                    "target": {
                        "type": "ICRS",
                        "name": "HN Dra",
                        "ra": 281.221387211372,
                        "dec": 57.0880948112592,
                        "proper_motion_ra": 1.661,
                        "proper_motion_dec": 4.265,
                        "parallax": 4.2569,
                        "epoch": 2000.0,
                        "hour_angle": null,
                        "extra_params": {}
                    }
                },
                {
                    "id": 2554461,
                    "instrument_type": "0M4-SCICAM-SBIG",
                    "type": "EXPOSE",
                    "repeat_duration": null,
                    "extra_params": {},
                    "priority": 6,
                    "instrument_configs": [
                        {
                            "optical_elements": {
                                "filter": "rp"
                            },
                            "mode": "",
                            "exposure_time": 3.0,
                            "exposure_count": 1,
                            "rotator_mode": "",
                            "extra_params": {
                                "bin_x": 1,
                                "bin_y": 1
                            },
                            "rois": []
                        }
                    ],
                    "constraints": {
                        "max_airmass": 1.6,
                        "min_lunar_distance": 30.0,
                        "max_lunar_phase": 1.0,
                        "extra_params": {}
                    },
                    "acquisition_config": {
                        "mode": "OFF",
                        "extra_params": {}
                    },
                    "guiding_config": {
                        "optional": true,
                        "mode": "ON",
                        "optical_elements": {},
                        "exposure_time": 10.0,
                        "extra_params": {}
                    },
                    "target": {
                        "type": "ICRS",
                        "name": "HN Dra",
                        "ra": 281.221387211372,
                        "dec": 57.0880948112592,
                        "proper_motion_ra": 1.661,
                        "proper_motion_dec": 4.265,
                        "parallax": 4.2569,
                        "epoch": 2000.0,
                        "hour_angle": null,
                        "extra_params": {}
                    }
                }
            ],
            "location": {
                "telescope_class": "0m4"
            },
            "windows": [
                {
                    "start": "2019-06-04T23:03:28Z",
                    "end": "2019-06-05T00:15:28Z"
                }
            ]
        },
        {
            "id": 1817200,
            "observation_note": "",
            "optimization_type": "TIME",
            "state": "CANCELED",
            "acceptability_threshold": 90.0,
            "configuration_repeats": 1,
            "extra_params": {},
            "modified": "2019-06-04T02:35:38.500538Z",
            "duration": 304,
            "configurations": [
                {
                    "id": 2554462,
                    "instrument_type": "0M4-SCICAM-SBIG",
                    "type": "EXPOSE",
                    "repeat_duration": null,
                    "extra_params": {},
                    "priority": 1,
                    "instrument_configs": [
                        {
                            "optical_elements": {
                                "filter": "b"
                            },
                            "mode": "",
                            "exposure_time": 3.0,
                            "exposure_count": 1,
                            "rotator_mode": "",
                            "extra_params": {
                                "bin_x": 1,
                                "bin_y": 1
                            },
                            "rois": []
                        }
                    ],
                    "constraints": {
                        "max_airmass": 1.6,
                        "min_lunar_distance": 30.0,
                        "max_lunar_phase": 1.0,
                        "extra_params": {}
                    },
                    "acquisition_config": {
                        "mode": "OFF",
                        "extra_params": {}
                    },
                    "guiding_config": {
                        "optional": true,
                        "mode": "ON",
                        "optical_elements": {},
                        "exposure_time": 10.0,
                        "extra_params": {}
                    },
                    "target": {
                        "type": "ICRS",
                        "name": "HN Dra",
                        "ra": 281.221387211372,
                        "dec": 57.0880948112592,
                        "proper_motion_ra": 1.661,
                        "proper_motion_dec": 4.265,
                        "parallax": 4.2569,
                        "epoch": 2000.0,
                        "hour_angle": null,
                        "extra_params": {}
                    }
                },
                {
                    "id": 2554463,
                    "instrument_type": "0M4-SCICAM-SBIG",
                    "type": "EXPOSE",
                    "repeat_duration": null,
                    "extra_params": {},
                    "priority": 2,
                    "instrument_configs": [
                        {
                            "optical_elements": {
                                "filter": "v"
                            },
                            "mode": "",
                            "exposure_time": 3.0,
                            "exposure_count": 1,
                            "rotator_mode": "",
                            "extra_params": {
                                "bin_x": 1,
                                "bin_y": 1
                            },
                            "rois": []
                        }
                    ],
                    "constraints": {
                        "max_airmass": 1.6,
                        "min_lunar_distance": 30.0,
                        "max_lunar_phase": 1.0,
                        "extra_params": {}
                    },
                    "acquisition_config": {
                        "mode": "OFF",
                        "extra_params": {}
                    },
                    "guiding_config": {
                        "optional": true,
                        "mode": "ON",
                        "optical_elements": {},
                        "exposure_time": 10.0,
                        "extra_params": {}
                    },
                    "target": {
                        "type": "ICRS",
                        "name": "HN Dra",
                        "ra": 281.221387211372,
                        "dec": 57.0880948112592,
                        "proper_motion_ra": 1.661,
                        "proper_motion_dec": 4.265,
                        "parallax": 4.2569,
                        "epoch": 2000.0,
                        "hour_angle": null,
                        "extra_params": {}
                    }
                },
                {
                    "id": 2554464,
                    "instrument_type": "0M4-SCICAM-SBIG",
                    "type": "EXPOSE",
                    "repeat_duration": null,
                    "extra_params": {},
                    "priority": 3,
                    "instrument_configs": [
                        {
                            "optical_elements": {
                                "filter": "ip"
                            },
                            "mode": "",
                            "exposure_time": 3.0,
                            "exposure_count": 1,
                            "rotator_mode": "",
                            "extra_params": {
                                "bin_x": 1,
                                "bin_y": 1
                            },
                            "rois": []
                        }
                    ],
                    "constraints": {
                        "max_airmass": 1.6,
                        "min_lunar_distance": 30.0,
                        "max_lunar_phase": 1.0,
                        "extra_params": {}
                    },
                    "acquisition_config": {
                        "mode": "OFF",
                        "extra_params": {}
                    },
                    "guiding_config": {
                        "optional": true,
                        "mode": "ON",
                        "optical_elements": {},
                        "exposure_time": 10.0,
                        "extra_params": {}
                    },
                    "target": {
                        "type": "ICRS",
                        "name": "HN Dra",
                        "ra": 281.221387211372,
                        "dec": 57.0880948112592,
                        "proper_motion_ra": 1.661,
                        "proper_motion_dec": 4.265,
                        "parallax": 4.2569,
                        "epoch": 2000.0,
                        "hour_angle": null,
                        "extra_params": {}
                    }
                },
                {
                    "id": 2554465,
                    "instrument_type": "0M4-SCICAM-SBIG",
                    "type": "EXPOSE",
                    "repeat_duration": null,
                    "extra_params": {},
                    "priority": 4,
                    "instrument_configs": [
                        {
                            "optical_elements": {
                                "filter": "zs"
                            },
                            "mode": "",
                            "exposure_time": 7.0,
                            "exposure_count": 1,
                            "rotator_mode": "",
                            "extra_params": {
                                "bin_x": 1,
                                "bin_y": 1
                            },
                            "rois": []
                        }
                    ],
                    "constraints": {
                        "max_airmass": 1.6,
                        "min_lunar_distance": 30.0,
                        "max_lunar_phase": 1.0,
                        "extra_params": {}
                    },
                    "acquisition_config": {
                        "mode": "OFF",
                        "extra_params": {}
                    },
                    "guiding_config": {
                        "optional": true,
                        "mode": "ON",
                        "optical_elements": {},
                        "exposure_time": 10.0,
                        "extra_params": {}
                    },
                    "target": {
                        "type": "ICRS",
                        "name": "HN Dra",
                        "ra": 281.221387211372,
                        "dec": 57.0880948112592,
                        "proper_motion_ra": 1.661,
                        "proper_motion_dec": 4.265,
                        "parallax": 4.2569,
                        "epoch": 2000.0,
                        "hour_angle": null,
                        "extra_params": {}
                    }
                },
                {
                    "id": 2554466,
                    "instrument_type": "0M4-SCICAM-SBIG",
                    "type": "EXPOSE",
                    "repeat_duration": null,
                    "extra_params": {},
                    "priority": 5,
                    "instrument_configs": [
                        {
                            "optical_elements": {
                                "filter": "gp"
                            },
                            "mode": "",
                            "exposure_time": 3.0,
                            "exposure_count": 1,
                            "rotator_mode": "",
                            "extra_params": {
                                "bin_x": 1,
                                "bin_y": 1
                            },
                            "rois": []
                        }
                    ],
                    "constraints": {
                        "max_airmass": 1.6,
                        "min_lunar_distance": 30.0,
                        "max_lunar_phase": 1.0,
                        "extra_params": {}
                    },
                    "acquisition_config": {
                        "mode": "OFF",
                        "extra_params": {}
                    },
                    "guiding_config": {
                        "optional": true,
                        "mode": "ON",
                        "optical_elements": {},
                        "exposure_time": 10.0,
                        "extra_params": {}
                    },
                    "target": {
                        "type": "ICRS",
                        "name": "HN Dra",
                        "ra": 281.221387211372,
                        "dec": 57.0880948112592,
                        "proper_motion_ra": 1.661,
                        "proper_motion_dec": 4.265,
                        "parallax": 4.2569,
                        "epoch": 2000.0,
                        "hour_angle": null,
                        "extra_params": {}
                    }
                },
                {
                    "id": 2554467,
                    "instrument_type": "0M4-SCICAM-SBIG",
                    "type": "EXPOSE",
                    "repeat_duration": null,
                    "extra_params": {},
                    "priority": 6,
                    "instrument_configs": [
                        {
                            "optical_elements": {
                                "filter": "rp"
                            },
                            "mode": "",
                            "exposure_time": 3.0,
                            "exposure_count": 1,
                            "rotator_mode": "",
                            "extra_params": {
                                "bin_x": 1,
                                "bin_y": 1
                            },
                            "rois": []
                        }
                    ],
                    "constraints": {
                        "max_airmass": 1.6,
                        "min_lunar_distance": 30.0,
                        "max_lunar_phase": 1.0,
                        "extra_params": {}
                    },
                    "acquisition_config": {
                        "mode": "OFF",
                        "extra_params": {}
                    },
                    "guiding_config": {
                        "optional": true,
                        "mode": "ON",
                        "optical_elements": {},
                        "exposure_time": 10.0,
                        "extra_params": {}
                    },
                    "target": {
                        "type": "ICRS",
                        "name": "HN Dra",
                        "ra": 281.221387211372,
                        "dec": 57.0880948112592,
                        "proper_motion_ra": 1.661,
                        "proper_motion_dec": 4.265,
                        "parallax": 4.2569,
                        "epoch": 2000.0,
                        "hour_angle": null,
                        "extra_params": {}
                    }
                }
            ],
            "location": {
                "telescope_class": "0m4"
            },
            "windows": [
                {
                    "start": "2019-06-05T00:15:28Z",
                    "end": "2019-06-05T01:27:28Z"
                }
            ]
        },
        {
            "id": 1817201,
            "observation_note": "",
            "optimization_type": "TIME",
            "state": "CANCELED",
            "acceptability_threshold": 90.0,
            "configuration_repeats": 1,
            "extra_params": {},
            "modified": "2019-06-04T02:35:38.505235Z",
            "duration": 304,
            "configurations": [
                {
                    "id": 2554468,
                    "instrument_type": "0M4-SCICAM-SBIG",
                    "type": "EXPOSE",
                    "repeat_duration": null,
                    "extra_params": {},
                    "priority": 1,
                    "instrument_configs": [
                        {
                            "optical_elements": {
                                "filter": "b"
                            },
                            "mode": "",
                            "exposure_time": 3.0,
                            "exposure_count": 1,
                            "rotator_mode": "",
                            "extra_params": {
                                "bin_x": 1,
                                "bin_y": 1
                            },
                            "rois": []
                        }
                    ],
                    "constraints": {
                        "max_airmass": 1.6,
                        "min_lunar_distance": 30.0,
                        "max_lunar_phase": 1.0,
                        "extra_params": {}
                    },
                    "acquisition_config": {
                        "mode": "OFF",
                        "extra_params": {}
                    },
                    "guiding_config": {
                        "optional": true,
                        "mode": "ON",
                        "optical_elements": {},
                        "exposure_time": 10.0,
                        "extra_params": {}
                    },
                    "target": {
                        "type": "ICRS",
                        "name": "HN Dra",
                        "ra": 281.221387211372,
                        "dec": 57.0880948112592,
                        "proper_motion_ra": 1.661,
                        "proper_motion_dec": 4.265,
                        "parallax": 4.2569,
                        "epoch": 2000.0,
                        "hour_angle": null,
                        "extra_params": {}
                    }
                },
                {
                    "id": 2554469,
                    "instrument_type": "0M4-SCICAM-SBIG",
                    "type": "EXPOSE",
                    "repeat_duration": null,
                    "extra_params": {},
                    "priority": 2,
                    "instrument_configs": [
                        {
                            "optical_elements": {
                                "filter": "v"
                            },
                            "mode": "",
                            "exposure_time": 3.0,
                            "exposure_count": 1,
                            "rotator_mode": "",
                            "extra_params": {
                                "bin_x": 1,
                                "bin_y": 1
                            },
                            "rois": []
                        }
                    ],
                    "constraints": {
                        "max_airmass": 1.6,
                        "min_lunar_distance": 30.0,
                        "max_lunar_phase": 1.0,
                        "extra_params": {}
                    },
                    "acquisition_config": {
                        "mode": "OFF",
                        "extra_params": {}
                    },
                    "guiding_config": {
                        "optional": true,
                        "mode": "ON",
                        "optical_elements": {},
                        "exposure_time": 10.0,
                        "extra_params": {}
                    },
                    "target": {
                        "type": "ICRS",
                        "name": "HN Dra",
                        "ra": 281.221387211372,
                        "dec": 57.0880948112592,
                        "proper_motion_ra": 1.661,
                        "proper_motion_dec": 4.265,
                        "parallax": 4.2569,
                        "epoch": 2000.0,
                        "hour_angle": null,
                        "extra_params": {}
                    }
                },
                {
                    "id": 2554470,
                    "instrument_type": "0M4-SCICAM-SBIG",
                    "type": "EXPOSE",
                    "repeat_duration": null,
                    "extra_params": {},
                    "priority": 3,
                    "instrument_configs": [
                        {
                            "optical_elements": {
                                "filter": "ip"
                            },
                            "mode": "",
                            "exposure_time": 3.0,
                            "exposure_count": 1,
                            "rotator_mode": "",
                            "extra_params": {
                                "bin_x": 1,
                                "bin_y": 1
                            },
                            "rois": []
                        }
                    ],
                    "constraints": {
                        "max_airmass": 1.6,
                        "min_lunar_distance": 30.0,
                        "max_lunar_phase": 1.0,
                        "extra_params": {}
                    },
                    "acquisition_config": {
                        "mode": "OFF",
                        "extra_params": {}
                    },
                    "guiding_config": {
                        "optional": true,
                        "mode": "ON",
                        "optical_elements": {},
                        "exposure_time": 10.0,
                        "extra_params": {}
                    },
                    "target": {
                        "type": "ICRS",
                        "name": "HN Dra",
                        "ra": 281.221387211372,
                        "dec": 57.0880948112592,
                        "proper_motion_ra": 1.661,
                        "proper_motion_dec": 4.265,
                        "parallax": 4.2569,
                        "epoch": 2000.0,
                        "hour_angle": null,
                        "extra_params": {}
                    }
                },
                {
                    "id": 2554471,
                    "instrument_type": "0M4-SCICAM-SBIG",
                    "type": "EXPOSE",
                    "repeat_duration": null,
                    "extra_params": {},
                    "priority": 4,
                    "instrument_configs": [
                        {
                            "optical_elements": {
                                "filter": "zs"
                            },
                            "mode": "",
                            "exposure_time": 7.0,
                            "exposure_count": 1,
                            "rotator_mode": "",
                            "extra_params": {
                                "bin_x": 1,
                                "bin_y": 1
                            },
                            "rois": []
                        }
                    ],
                    "constraints": {
                        "max_airmass": 1.6,
                        "min_lunar_distance": 30.0,
                        "max_lunar_phase": 1.0,
                        "extra_params": {}
                    },
                    "acquisition_config": {
                        "mode": "OFF",
                        "extra_params": {}
                    },
                    "guiding_config": {
                        "optional": true,
                        "mode": "ON",
                        "optical_elements": {},
                        "exposure_time": 10.0,
                        "extra_params": {}
                    },
                    "target": {
                        "type": "ICRS",
                        "name": "HN Dra",
                        "ra": 281.221387211372,
                        "dec": 57.0880948112592,
                        "proper_motion_ra": 1.661,
                        "proper_motion_dec": 4.265,
                        "parallax": 4.2569,
                        "epoch": 2000.0,
                        "hour_angle": null,
                        "extra_params": {}
                    }
                },
                {
                    "id": 2554472,
                    "instrument_type": "0M4-SCICAM-SBIG",
                    "type": "EXPOSE",
                    "repeat_duration": null,
                    "extra_params": {},
                    "priority": 5,
                    "instrument_configs": [
                        {
                            "optical_elements": {
                                "filter": "gp"
                            },
                            "mode": "",
                            "exposure_time": 3.0,
                            "exposure_count": 1,
                            "rotator_mode": "",
                            "extra_params": {
                                "bin_x": 1,
                                "bin_y": 1
                            },
                            "rois": []
                        }
                    ],
                    "constraints": {
                        "max_airmass": 1.6,
                        "min_lunar_distance": 30.0,
                        "max_lunar_phase": 1.0,
                        "extra_params": {}
                    },
                    "acquisition_config": {
                        "mode": "OFF",
                        "extra_params": {}
                    },
                    "guiding_config": {
                        "optional": true,
                        "mode": "ON",
                        "optical_elements": {},
                        "exposure_time": 10.0,
                        "extra_params": {}
                    },
                    "target": {
                        "type": "ICRS",
                        "name": "HN Dra",
                        "ra": 281.221387211372,
                        "dec": 57.0880948112592,
                        "proper_motion_ra": 1.661,
                        "proper_motion_dec": 4.265,
                        "parallax": 4.2569,
                        "epoch": 2000.0,
                        "hour_angle": null,
                        "extra_params": {}
                    }
                },
                {
                    "id": 2554473,
                    "instrument_type": "0M4-SCICAM-SBIG",
                    "type": "EXPOSE",
                    "repeat_duration": null,
                    "extra_params": {},
                    "priority": 6,
                    "instrument_configs": [
                        {
                            "optical_elements": {
                                "filter": "rp"
                            },
                            "mode": "",
                            "exposure_time": 3.0,
                            "exposure_count": 1,
                            "rotator_mode": "",
                            "extra_params": {
                                "bin_x": 1,
                                "bin_y": 1
                            },
                            "rois": []
                        }
                    ],
                    "constraints": {
                        "max_airmass": 1.6,
                        "min_lunar_distance": 30.0,
                        "max_lunar_phase": 1.0,
                        "extra_params": {}
                    },
                    "acquisition_config": {
                        "mode": "OFF",
                        "extra_params": {}
                    },
                    "guiding_config": {
                        "optional": true,
                        "mode": "ON",
                        "optical_elements": {},
                        "exposure_time": 10.0,
                        "extra_params": {}
                    },
                    "target": {
                        "type": "ICRS",
                        "name": "HN Dra",
                        "ra": 281.221387211372,
                        "dec": 57.0880948112592,
                        "proper_motion_ra": 1.661,
                        "proper_motion_dec": 4.265,
                        "parallax": 4.2569,
                        "epoch": 2000.0,
                        "hour_angle": null,
                        "extra_params": {}
                    }
                }
            ],
            "location": {
                "telescope_class": "0m4"
            },
            "windows": [
                {
                    "start": "2019-06-05T01:27:28Z",
                    "end": "2019-06-05T02:39:28Z"
                }
            ]
        },
        {
            "id": 1817202,
            "observation_note": "",
            "optimization_type": "TIME",
            "state": "CANCELED",
            "acceptability_threshold": 90.0,
            "configuration_repeats": 1,
            "extra_params": {},
            "modified": "2019-06-04T02:35:38.509757Z",
            "duration": 304,
            "configurations": [
                {
                    "id": 2554474,
                    "instrument_type": "0M4-SCICAM-SBIG",
                    "type": "EXPOSE",
                    "repeat_duration": null,
                    "extra_params": {},
                    "priority": 1,
                    "instrument_configs": [
                        {
                            "optical_elements": {
                                "filter": "b"
                            },
                            "mode": "",
                            "exposure_time": 3.0,
                            "exposure_count": 1,
                            "rotator_mode": "",
                            "extra_params": {
                                "bin_x": 1,
                                "bin_y": 1
                            },
                            "rois": []
                        }
                    ],
                    "constraints": {
                        "max_airmass": 1.6,
                        "min_lunar_distance": 30.0,
                        "max_lunar_phase": 1.0,
                        "extra_params": {}
                    },
                    "acquisition_config": {
                        "mode": "OFF",
                        "extra_params": {}
                    },
                    "guiding_config": {
                        "optional": true,
                        "mode": "ON",
                        "optical_elements": {},
                        "exposure_time": 10.0,
                        "extra_params": {}
                    },
                    "target": {
                        "type": "ICRS",
                        "name": "HN Dra",
                        "ra": 281.221387211372,
                        "dec": 57.0880948112592,
                        "proper_motion_ra": 1.661,
                        "proper_motion_dec": 4.265,
                        "parallax": 4.2569,
                        "epoch": 2000.0,
                        "hour_angle": null,
                        "extra_params": {}
                    }
                },
                {
                    "id": 2554475,
                    "instrument_type": "0M4-SCICAM-SBIG",
                    "type": "EXPOSE",
                    "repeat_duration": null,
                    "extra_params": {},
                    "priority": 2,
                    "instrument_configs": [
                        {
                            "optical_elements": {
                                "filter": "v"
                            },
                            "mode": "",
                            "exposure_time": 3.0,
                            "exposure_count": 1,
                            "rotator_mode": "",
                            "extra_params": {
                                "bin_x": 1,
                                "bin_y": 1
                            },
                            "rois": []
                        }
                    ],
                    "constraints": {
                        "max_airmass": 1.6,
                        "min_lunar_distance": 30.0,
                        "max_lunar_phase": 1.0,
                        "extra_params": {}
                    },
                    "acquisition_config": {
                        "mode": "OFF",
                        "extra_params": {}
                    },
                    "guiding_config": {
                        "optional": true,
                        "mode": "ON",
                        "optical_elements": {},
                        "exposure_time": 10.0,
                        "extra_params": {}
                    },
                    "target": {
                        "type": "ICRS",
                        "name": "HN Dra",
                        "ra": 281.221387211372,
                        "dec": 57.0880948112592,
                        "proper_motion_ra": 1.661,
                        "proper_motion_dec": 4.265,
                        "parallax": 4.2569,
                        "epoch": 2000.0,
                        "hour_angle": null,
                        "extra_params": {}
                    }
                },
                {
                    "id": 2554476,
                    "instrument_type": "0M4-SCICAM-SBIG",
                    "type": "EXPOSE",
                    "repeat_duration": null,
                    "extra_params": {},
                    "priority": 3,
                    "instrument_configs": [
                        {
                            "optical_elements": {
                                "filter": "ip"
                            },
                            "mode": "",
                            "exposure_time": 3.0,
                            "exposure_count": 1,
                            "rotator_mode": "",
                            "extra_params": {
                                "bin_x": 1,
                                "bin_y": 1
                            },
                            "rois": []
                        }
                    ],
                    "constraints": {
                        "max_airmass": 1.6,
                        "min_lunar_distance": 30.0,
                        "max_lunar_phase": 1.0,
                        "extra_params": {}
                    },
                    "acquisition_config": {
                        "mode": "OFF",
                        "extra_params": {}
                    },
                    "guiding_config": {
                        "optional": true,
                        "mode": "ON",
                        "optical_elements": {},
                        "exposure_time": 10.0,
                        "extra_params": {}
                    },
                    "target": {
                        "type": "ICRS",
                        "name": "HN Dra",
                        "ra": 281.221387211372,
                        "dec": 57.0880948112592,
                        "proper_motion_ra": 1.661,
                        "proper_motion_dec": 4.265,
                        "parallax": 4.2569,
                        "epoch": 2000.0,
                        "hour_angle": null,
                        "extra_params": {}
                    }
                },
                {
                    "id": 2554477,
                    "instrument_type": "0M4-SCICAM-SBIG",
                    "type": "EXPOSE",
                    "repeat_duration": null,
                    "extra_params": {},
                    "priority": 4,
                    "instrument_configs": [
                        {
                            "optical_elements": {
                                "filter": "zs"
                            },
                            "mode": "",
                            "exposure_time": 7.0,
                            "exposure_count": 1,
                            "rotator_mode": "",
                            "extra_params": {
                                "bin_x": 1,
                                "bin_y": 1
                            },
                            "rois": []
                        }
                    ],
                    "constraints": {
                        "max_airmass": 1.6,
                        "min_lunar_distance": 30.0,
                        "max_lunar_phase": 1.0,
                        "extra_params": {}
                    },
                    "acquisition_config": {
                        "mode": "OFF",
                        "extra_params": {}
                    },
                    "guiding_config": {
                        "optional": true,
                        "mode": "ON",
                        "optical_elements": {},
                        "exposure_time": 10.0,
                        "extra_params": {}
                    },
                    "target": {
                        "type": "ICRS",
                        "name": "HN Dra",
                        "ra": 281.221387211372,
                        "dec": 57.0880948112592,
                        "proper_motion_ra": 1.661,
                        "proper_motion_dec": 4.265,
                        "parallax": 4.2569,
                        "epoch": 2000.0,
                        "hour_angle": null,
                        "extra_params": {}
                    }
                },
                {
                    "id": 2554478,
                    "instrument_type": "0M4-SCICAM-SBIG",
                    "type": "EXPOSE",
                    "repeat_duration": null,
                    "extra_params": {},
                    "priority": 5,
                    "instrument_configs": [
                        {
                            "optical_elements": {
                                "filter": "gp"
                            },
                            "mode": "",
                            "exposure_time": 3.0,
                            "exposure_count": 1,
                            "rotator_mode": "",
                            "extra_params": {
                                "bin_x": 1,
                                "bin_y": 1
                            },
                            "rois": []
                        }
                    ],
                    "constraints": {
                        "max_airmass": 1.6,
                        "min_lunar_distance": 30.0,
                        "max_lunar_phase": 1.0,
                        "extra_params": {}
                    },
                    "acquisition_config": {
                        "mode": "OFF",
                        "extra_params": {}
                    },
                    "guiding_config": {
                        "optional": true,
                        "mode": "ON",
                        "optical_elements": {},
                        "exposure_time": 10.0,
                        "extra_params": {}
                    },
                    "target": {
                        "type": "ICRS",
                        "name": "HN Dra",
                        "ra": 281.221387211372,
                        "dec": 57.0880948112592,
                        "proper_motion_ra": 1.661,
                        "proper_motion_dec": 4.265,
                        "parallax": 4.2569,
                        "epoch": 2000.0,
                        "hour_angle": null,
                        "extra_params": {}
                    }
                },
                {
                    "id": 2554479,
                    "instrument_type": "0M4-SCICAM-SBIG",
                    "type": "EXPOSE",
                    "repeat_duration": null,
                    "extra_params": {},
                    "priority": 6,
                    "instrument_configs": [
                        {
                            "optical_elements": {
                                "filter": "rp"
                            },
                            "mode": "",
                            "exposure_time": 3.0,
                            "exposure_count": 1,
                            "rotator_mode": "",
                            "extra_params": {
                                "bin_x": 1,
                                "bin_y": 1
                            },
                            "rois": []
                        }
                    ],
                    "constraints": {
                        "max_airmass": 1.6,
                        "min_lunar_distance": 30.0,
                        "max_lunar_phase": 1.0,
                        "extra_params": {}
                    },
                    "acquisition_config": {
                        "mode": "OFF",
                        "extra_params": {}
                    },
                    "guiding_config": {
                        "optional": true,
                        "mode": "ON",
                        "optical_elements": {},
                        "exposure_time": 10.0,
                        "extra_params": {}
                    },
                    "target": {
                        "type": "ICRS",
                        "name": "HN Dra",
                        "ra": 281.221387211372,
                        "dec": 57.0880948112592,
                        "proper_motion_ra": 1.661,
                        "proper_motion_dec": 4.265,
                        "parallax": 4.2569,
                        "epoch": 2000.0,
                        "hour_angle": null,
                        "extra_params": {}
                    }
                }
            ],
            "location": {
                "telescope_class": "0m4"
            },
            "windows": [
                {
                    "start": "2019-06-05T02:39:28Z",
                    "end": "2019-06-05T03:51:28Z"
                }
            ]
        },
        {
            "id": 1817203,
            "observation_note": "",
            "optimization_type": "TIME",
            "state": "CANCELED",
            "acceptability_threshold": 90.0,
            "configuration_repeats": 1,
            "extra_params": {},
            "modified": "2019-06-04T02:35:38.514189Z",
            "duration": 304,
            "configurations": [
                {
                    "id": 2554480,
                    "instrument_type": "0M4-SCICAM-SBIG",
                    "type": "EXPOSE",
                    "repeat_duration": null,
                    "extra_params": {},
                    "priority": 1,
                    "instrument_configs": [
                        {
                            "optical_elements": {
                                "filter": "b"
                            },
                            "mode": "",
                            "exposure_time": 3.0,
                            "exposure_count": 1,
                            "rotator_mode": "",
                            "extra_params": {
                                "bin_x": 1,
                                "bin_y": 1
                            },
                            "rois": []
                        }
                    ],
                    "constraints": {
                        "max_airmass": 1.6,
                        "min_lunar_distance": 30.0,
                        "max_lunar_phase": 1.0,
                        "extra_params": {}
                    },
                    "acquisition_config": {
                        "mode": "OFF",
                        "extra_params": {}
                    },
                    "guiding_config": {
                        "optional": true,
                        "mode": "ON",
                        "optical_elements": {},
                        "exposure_time": 10.0,
                        "extra_params": {}
                    },
                    "target": {
                        "type": "ICRS",
                        "name": "HN Dra",
                        "ra": 281.221387211372,
                        "dec": 57.0880948112592,
                        "proper_motion_ra": 1.661,
                        "proper_motion_dec": 4.265,
                        "parallax": 4.2569,
                        "epoch": 2000.0,
                        "hour_angle": null,
                        "extra_params": {}
                    }
                },
                {
                    "id": 2554481,
                    "instrument_type": "0M4-SCICAM-SBIG",
                    "type": "EXPOSE",
                    "repeat_duration": null,
                    "extra_params": {},
                    "priority": 2,
                    "instrument_configs": [
                        {
                            "optical_elements": {
                                "filter": "v"
                            },
                            "mode": "",
                            "exposure_time": 3.0,
                            "exposure_count": 1,
                            "rotator_mode": "",
                            "extra_params": {
                                "bin_x": 1,
                                "bin_y": 1
                            },
                            "rois": []
                        }
                    ],
                    "constraints": {
                        "max_airmass": 1.6,
                        "min_lunar_distance": 30.0,
                        "max_lunar_phase": 1.0,
                        "extra_params": {}
                    },
                    "acquisition_config": {
                        "mode": "OFF",
                        "extra_params": {}
                    },
                    "guiding_config": {
                        "optional": true,
                        "mode": "ON",
                        "optical_elements": {},
                        "exposure_time": 10.0,
                        "extra_params": {}
                    },
                    "target": {
                        "type": "ICRS",
                        "name": "HN Dra",
                        "ra": 281.221387211372,
                        "dec": 57.0880948112592,
                        "proper_motion_ra": 1.661,
                        "proper_motion_dec": 4.265,
                        "parallax": 4.2569,
                        "epoch": 2000.0,
                        "hour_angle": null,
                        "extra_params": {}
                    }
                },
                {
                    "id": 2554482,
                    "instrument_type": "0M4-SCICAM-SBIG",
                    "type": "EXPOSE",
                    "repeat_duration": null,
                    "extra_params": {},
                    "priority": 3,
                    "instrument_configs": [
                        {
                            "optical_elements": {
                                "filter": "ip"
                            },
                            "mode": "",
                            "exposure_time": 3.0,
                            "exposure_count": 1,
                            "rotator_mode": "",
                            "extra_params": {
                                "bin_x": 1,
                                "bin_y": 1
                            },
                            "rois": []
                        }
                    ],
                    "constraints": {
                        "max_airmass": 1.6,
                        "min_lunar_distance": 30.0,
                        "max_lunar_phase": 1.0,
                        "extra_params": {}
                    },
                    "acquisition_config": {
                        "mode": "OFF",
                        "extra_params": {}
                    },
                    "guiding_config": {
                        "optional": true,
                        "mode": "ON",
                        "optical_elements": {},
                        "exposure_time": 10.0,
                        "extra_params": {}
                    },
                    "target": {
                        "type": "ICRS",
                        "name": "HN Dra",
                        "ra": 281.221387211372,
                        "dec": 57.0880948112592,
                        "proper_motion_ra": 1.661,
                        "proper_motion_dec": 4.265,
                        "parallax": 4.2569,
                        "epoch": 2000.0,
                        "hour_angle": null,
                        "extra_params": {}
                    }
                },
                {
                    "id": 2554483,
                    "instrument_type": "0M4-SCICAM-SBIG",
                    "type": "EXPOSE",
                    "repeat_duration": null,
                    "extra_params": {},
                    "priority": 4,
                    "instrument_configs": [
                        {
                            "optical_elements": {
                                "filter": "zs"
                            },
                            "mode": "",
                            "exposure_time": 7.0,
                            "exposure_count": 1,
                            "rotator_mode": "",
                            "extra_params": {
                                "bin_x": 1,
                                "bin_y": 1
                            },
                            "rois": []
                        }
                    ],
                    "constraints": {
                        "max_airmass": 1.6,
                        "min_lunar_distance": 30.0,
                        "max_lunar_phase": 1.0,
                        "extra_params": {}
                    },
                    "acquisition_config": {
                        "mode": "OFF",
                        "extra_params": {}
                    },
                    "guiding_config": {
                        "optional": true,
                        "mode": "ON",
                        "optical_elements": {},
                        "exposure_time": 10.0,
                        "extra_params": {}
                    },
                    "target": {
                        "type": "ICRS",
                        "name": "HN Dra",
                        "ra": 281.221387211372,
                        "dec": 57.0880948112592,
                        "proper_motion_ra": 1.661,
                        "proper_motion_dec": 4.265,
                        "parallax": 4.2569,
                        "epoch": 2000.0,
                        "hour_angle": null,
                        "extra_params": {}
                    }
                },
                {
                    "id": 2554484,
                    "instrument_type": "0M4-SCICAM-SBIG",
                    "type": "EXPOSE",
                    "repeat_duration": null,
                    "extra_params": {},
                    "priority": 5,
                    "instrument_configs": [
                        {
                            "optical_elements": {
                                "filter": "gp"
                            },
                            "mode": "",
                            "exposure_time": 3.0,
                            "exposure_count": 1,
                            "rotator_mode": "",
                            "extra_params": {
                                "bin_x": 1,
                                "bin_y": 1
                            },
                            "rois": []
                        }
                    ],
                    "constraints": {
                        "max_airmass": 1.6,
                        "min_lunar_distance": 30.0,
                        "max_lunar_phase": 1.0,
                        "extra_params": {}
                    },
                    "acquisition_config": {
                        "mode": "OFF",
                        "extra_params": {}
                    },
                    "guiding_config": {
                        "optional": true,
                        "mode": "ON",
                        "optical_elements": {},
                        "exposure_time": 10.0,
                        "extra_params": {}
                    },
                    "target": {
                        "type": "ICRS",
                        "name": "HN Dra",
                        "ra": 281.221387211372,
                        "dec": 57.0880948112592,
                        "proper_motion_ra": 1.661,
                        "proper_motion_dec": 4.265,
                        "parallax": 4.2569,
                        "epoch": 2000.0,
                        "hour_angle": null,
                        "extra_params": {}
                    }
                },
                {
                    "id": 2554485,
                    "instrument_type": "0M4-SCICAM-SBIG",
                    "type": "EXPOSE",
                    "repeat_duration": null,
                    "extra_params": {},
                    "priority": 6,
                    "instrument_configs": [
                        {
                            "optical_elements": {
                                "filter": "rp"
                            },
                            "mode": "",
                            "exposure_time": 3.0,
                            "exposure_count": 1,
                            "rotator_mode": "",
                            "extra_params": {
                                "bin_x": 1,
                                "bin_y": 1
                            },
                            "rois": []
                        }
                    ],
                    "constraints": {
                        "max_airmass": 1.6,
                        "min_lunar_distance": 30.0,
                        "max_lunar_phase": 1.0,
                        "extra_params": {}
                    },
                    "acquisition_config": {
                        "mode": "OFF",
                        "extra_params": {}
                    },
                    "guiding_config": {
                        "optional": true,
                        "mode": "ON",
                        "optical_elements": {},
                        "exposure_time": 10.0,
                        "extra_params": {}
                    },
                    "target": {
                        "type": "ICRS",
                        "name": "HN Dra",
                        "ra": 281.221387211372,
                        "dec": 57.0880948112592,
                        "proper_motion_ra": 1.661,
                        "proper_motion_dec": 4.265,
                        "parallax": 4.2569,
                        "epoch": 2000.0,
                        "hour_angle": null,
                        "extra_params": {}
                    }
                }
            ],
            "location": {
                "telescope_class": "0m4"
            },
            "windows": [
                {
                    "start": "2019-06-05T03:51:28Z",
                    "end": "2019-06-05T05:03:28Z"
                }
            ]
        }
    ]
}