GET /api/requestgroups/?format=api&offset=1102420&ordering=-state
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 1102447,
    "next": "https://observe.lco.global/api/requestgroups/?format=api&limit=10&offset=1102430&ordering=-state",
    "previous": "https://observe.lco.global/api/requestgroups/?format=api&limit=10&offset=1102410&ordering=-state",
    "results": [
        {
            "id": 2403819,
            "submitter": "schoolsobs1",
            "proposal": "TSO2025B-001",
            "name": "34961I000t006",
            "observation_type": "NORMAL",
            "operator": "SINGLE",
            "ipp_value": 1.0,
            "state": "CANCELED",
            "created": "2025-12-18T13:17:18.399049Z",
            "modified": "2025-12-19T23:12:12.472052Z",
            "requests": [
                {
                    "id": 4062172,
                    "observation_note": "",
                    "optimization_type": "TIME",
                    "state": "CANCELED",
                    "acceptability_threshold": 98.0,
                    "configuration_repeats": 1,
                    "extra_params": {},
                    "modified": "2025-12-19T23:12:12.463960Z",
                    "duration": 306,
                    "configurations": [
                        {
                            "id": 14097389,
                            "instrument_type": "2M0-SCICAM-MUSCAT",
                            "type": "EXPOSE",
                            "repeat_duration": null,
                            "extra_params": {},
                            "priority": 1,
                            "instrument_configs": [
                                {
                                    "optical_elements": {
                                        "narrowband_g_position": "out",
                                        "narrowband_i_position": "out",
                                        "narrowband_r_position": "out",
                                        "narrowband_z_position": "out"
                                    },
                                    "mode": "MUSCAT_FAST",
                                    "exposure_time": 90.0,
                                    "exposure_count": 1,
                                    "rotator_mode": "",
                                    "extra_params": {
                                        "bin_x": 1,
                                        "bin_y": 1,
                                        "defocus": 0,
                                        "offset_ra": 0,
                                        "offset_dec": 0,
                                        "exposure_mode": "SYNCHRONOUS",
                                        "exposure_time_g": 90,
                                        "exposure_time_i": 90,
                                        "exposure_time_r": 90,
                                        "exposure_time_z": 90
                                    },
                                    "rois": []
                                }
                            ],
                            "constraints": {
                                "max_airmass": 2.0,
                                "min_lunar_distance": 90.0,
                                "max_lunar_phase": 0.5,
                                "extra_params": {}
                            },
                            "acquisition_config": {
                                "mode": "OFF",
                                "extra_params": {}
                            },
                            "guiding_config": {
                                "optional": true,
                                "mode": "ON",
                                "optical_elements": {},
                                "exposure_time": null,
                                "extra_params": {}
                            },
                            "target": {
                                "type": "ICRS",
                                "name": "IC2177",
                                "ra": 106.136,
                                "dec": -10.4842,
                                "proper_motion_ra": 0.0,
                                "proper_motion_dec": 0.0,
                                "parallax": 0.0,
                                "epoch": 2000.0,
                                "hour_angle": null,
                                "extra_params": {}
                            }
                        }
                    ],
                    "location": {
                        "telescope_class": "2m0"
                    },
                    "windows": [
                        {
                            "start": "2025-12-18T13:17:15Z",
                            "end": "2026-01-18T12:00:00Z"
                        }
                    ]
                }
            ]
        },
        {
            "id": 2403903,
            "submitter": "schoolsobs1",
            "proposal": "TSO2025B-001",
            "name": "34942G000t006",
            "observation_type": "NORMAL",
            "operator": "SINGLE",
            "ipp_value": 1.0,
            "state": "CANCELED",
            "created": "2025-12-18T15:08:07.565930Z",
            "modified": "2025-12-18T15:08:27.216750Z",
            "requests": [
                {
                    "id": 4062256,
                    "observation_note": "",
                    "optimization_type": "TIME",
                    "state": "CANCELED",
                    "acceptability_threshold": 98.0,
                    "configuration_repeats": 1,
                    "extra_params": {},
                    "modified": "2025-12-18T15:08:27.213584Z",
                    "duration": 306,
                    "configurations": [
                        {
                            "id": 14097581,
                            "instrument_type": "2M0-SCICAM-MUSCAT",
                            "type": "EXPOSE",
                            "repeat_duration": null,
                            "extra_params": {},
                            "priority": 1,
                            "instrument_configs": [
                                {
                                    "optical_elements": {
                                        "narrowband_g_position": "out",
                                        "narrowband_i_position": "out",
                                        "narrowband_r_position": "out",
                                        "narrowband_z_position": "out"
                                    },
                                    "mode": "MUSCAT_FAST",
                                    "exposure_time": 90.0,
                                    "exposure_count": 1,
                                    "rotator_mode": "",
                                    "extra_params": {
                                        "bin_x": 1,
                                        "bin_y": 1,
                                        "defocus": 0,
                                        "offset_ra": 0,
                                        "offset_dec": 0,
                                        "exposure_mode": "SYNCHRONOUS",
                                        "exposure_time_g": 90,
                                        "exposure_time_i": 90,
                                        "exposure_time_r": 90,
                                        "exposure_time_z": 90
                                    },
                                    "rois": []
                                }
                            ],
                            "constraints": {
                                "max_airmass": 2.0,
                                "min_lunar_distance": 90.0,
                                "max_lunar_phase": 0.5,
                                "extra_params": {}
                            },
                            "acquisition_config": {
                                "mode": "OFF",
                                "extra_params": {}
                            },
                            "guiding_config": {
                                "optional": true,
                                "mode": "ON",
                                "optical_elements": {},
                                "exposure_time": null,
                                "extra_params": {}
                            },
                            "target": {
                                "type": "ICRS",
                                "name": "M78",
                                "ra": 86.6909,
                                "dec": 0.0792939,
                                "proper_motion_ra": 0.0,
                                "proper_motion_dec": 0.0,
                                "parallax": 0.0,
                                "epoch": 2000.0,
                                "hour_angle": null,
                                "extra_params": {}
                            }
                        }
                    ],
                    "location": {
                        "telescope_class": "2m0"
                    },
                    "windows": [
                        {
                            "start": "2025-12-18T15:08:04Z",
                            "end": "2026-01-18T12:00:00Z"
                        }
                    ]
                }
            ]
        },
        {
            "id": 2403904,
            "submitter": "schoolsobs1",
            "proposal": "TSO2025B-001",
            "name": "34942G000t006",
            "observation_type": "NORMAL",
            "operator": "SINGLE",
            "ipp_value": 1.0,
            "state": "CANCELED",
            "created": "2025-12-18T15:08:58.131443Z",
            "modified": "2025-12-18T15:09:18.319940Z",
            "requests": [
                {
                    "id": 4062257,
                    "observation_note": "",
                    "optimization_type": "TIME",
                    "state": "CANCELED",
                    "acceptability_threshold": 98.0,
                    "configuration_repeats": 1,
                    "extra_params": {},
                    "modified": "2025-12-18T15:09:18.301565Z",
                    "duration": 306,
                    "configurations": [
                        {
                            "id": 14097582,
                            "instrument_type": "2M0-SCICAM-MUSCAT",
                            "type": "EXPOSE",
                            "repeat_duration": null,
                            "extra_params": {},
                            "priority": 1,
                            "instrument_configs": [
                                {
                                    "optical_elements": {
                                        "narrowband_g_position": "out",
                                        "narrowband_i_position": "out",
                                        "narrowband_r_position": "out",
                                        "narrowband_z_position": "out"
                                    },
                                    "mode": "MUSCAT_FAST",
                                    "exposure_time": 90.0,
                                    "exposure_count": 1,
                                    "rotator_mode": "",
                                    "extra_params": {
                                        "bin_x": 1,
                                        "bin_y": 1,
                                        "defocus": 0,
                                        "offset_ra": 0,
                                        "offset_dec": 0,
                                        "exposure_mode": "SYNCHRONOUS",
                                        "exposure_time_g": 90,
                                        "exposure_time_i": 90,
                                        "exposure_time_r": 90,
                                        "exposure_time_z": 90
                                    },
                                    "rois": []
                                }
                            ],
                            "constraints": {
                                "max_airmass": 2.0,
                                "min_lunar_distance": 90.0,
                                "max_lunar_phase": 0.5,
                                "extra_params": {}
                            },
                            "acquisition_config": {
                                "mode": "OFF",
                                "extra_params": {}
                            },
                            "guiding_config": {
                                "optional": true,
                                "mode": "ON",
                                "optical_elements": {},
                                "exposure_time": null,
                                "extra_params": {}
                            },
                            "target": {
                                "type": "ICRS",
                                "name": "M78",
                                "ra": 86.6909,
                                "dec": 0.0792939,
                                "proper_motion_ra": 0.0,
                                "proper_motion_dec": 0.0,
                                "parallax": 0.0,
                                "epoch": 2000.0,
                                "hour_angle": null,
                                "extra_params": {}
                            }
                        }
                    ],
                    "location": {
                        "telescope_class": "2m0"
                    },
                    "windows": [
                        {
                            "start": "2025-12-18T15:08:55Z",
                            "end": "2026-01-18T12:00:00Z"
                        }
                    ]
                }
            ]
        },
        {
            "id": 2404236,
            "submitter": "schoolsobs2",
            "proposal": "TSO2025B-001",
            "name": "34942B000t005",
            "observation_type": "NORMAL",
            "operator": "SINGLE",
            "ipp_value": 1.0,
            "state": "CANCELED",
            "created": "2025-12-18T23:56:21.113433Z",
            "modified": "2025-12-18T23:56:25.991505Z",
            "requests": [
                {
                    "id": 4062657,
                    "observation_note": "",
                    "optimization_type": "TIME",
                    "state": "CANCELED",
                    "acceptability_threshold": 98.0,
                    "configuration_repeats": 1,
                    "extra_params": {},
                    "modified": "2025-12-18T23:56:25.983575Z",
                    "duration": 277,
                    "configurations": [
                        {
                            "id": 14100461,
                            "instrument_type": "1M0-SCICAM-SINISTRO",
                            "type": "EXPOSE",
                            "repeat_duration": null,
                            "extra_params": {},
                            "priority": 1,
                            "instrument_configs": [
                                {
                                    "optical_elements": {
                                        "filter": "ip"
                                    },
                                    "mode": "central_2k_2x2",
                                    "exposure_time": 45.0,
                                    "exposure_count": 1,
                                    "rotator_mode": "",
                                    "extra_params": {
                                        "bin_x": 2,
                                        "bin_y": 2,
                                        "defocus": 0,
                                        "offset_ra": 0,
                                        "offset_dec": 0
                                    },
                                    "rois": []
                                },
                                {
                                    "optical_elements": {
                                        "filter": "rp"
                                    },
                                    "mode": "central_2k_2x2",
                                    "exposure_time": 45.0,
                                    "exposure_count": 1,
                                    "rotator_mode": "",
                                    "extra_params": {
                                        "bin_x": 2,
                                        "bin_y": 2,
                                        "defocus": 0,
                                        "offset_ra": 0,
                                        "offset_dec": 0
                                    },
                                    "rois": []
                                },
                                {
                                    "optical_elements": {
                                        "filter": "gp"
                                    },
                                    "mode": "central_2k_2x2",
                                    "exposure_time": 45.0,
                                    "exposure_count": 1,
                                    "rotator_mode": "",
                                    "extra_params": {
                                        "bin_x": 2,
                                        "bin_y": 2,
                                        "defocus": 0,
                                        "offset_ra": 0,
                                        "offset_dec": 0
                                    },
                                    "rois": []
                                }
                            ],
                            "constraints": {
                                "max_airmass": 2.0,
                                "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": null,
                                "extra_params": {}
                            },
                            "target": {
                                "type": "ORBITAL_ELEMENTS",
                                "name": "cmtc2025n1atl",
                                "epochofel": 61028.0,
                                "orbinc": 175.113,
                                "longascnode": 322.155,
                                "eccentricity": 6.13966,
                                "scheme": "MPC_COMET",
                                "argofperih": 128.006,
                                "perihdist": 1.35645,
                                "epochofperih": 60977.5,
                                "extra_params": {}
                            }
                        }
                    ],
                    "location": {
                        "telescope_class": "1m0"
                    },
                    "windows": [
                        {
                            "start": "2025-12-18T23:56:18Z",
                            "end": "2025-12-25T12:00:00Z"
                        }
                    ]
                }
            ]
        },
        {
            "id": 2404237,
            "submitter": "schoolsobs2",
            "proposal": "TSO2025B-001",
            "name": "34942B000t005",
            "observation_type": "NORMAL",
            "operator": "SINGLE",
            "ipp_value": 1.0,
            "state": "CANCELED",
            "created": "2025-12-18T23:56:51.088031Z",
            "modified": "2025-12-18T23:56:55.977525Z",
            "requests": [
                {
                    "id": 4062658,
                    "observation_note": "",
                    "optimization_type": "TIME",
                    "state": "CANCELED",
                    "acceptability_threshold": 98.0,
                    "configuration_repeats": 1,
                    "extra_params": {},
                    "modified": "2025-12-18T23:56:55.972967Z",
                    "duration": 277,
                    "configurations": [
                        {
                            "id": 14100462,
                            "instrument_type": "1M0-SCICAM-SINISTRO",
                            "type": "EXPOSE",
                            "repeat_duration": null,
                            "extra_params": {},
                            "priority": 1,
                            "instrument_configs": [
                                {
                                    "optical_elements": {
                                        "filter": "ip"
                                    },
                                    "mode": "central_2k_2x2",
                                    "exposure_time": 45.0,
                                    "exposure_count": 1,
                                    "rotator_mode": "",
                                    "extra_params": {
                                        "bin_x": 2,
                                        "bin_y": 2,
                                        "defocus": 0,
                                        "offset_ra": 0,
                                        "offset_dec": 0
                                    },
                                    "rois": []
                                },
                                {
                                    "optical_elements": {
                                        "filter": "rp"
                                    },
                                    "mode": "central_2k_2x2",
                                    "exposure_time": 45.0,
                                    "exposure_count": 1,
                                    "rotator_mode": "",
                                    "extra_params": {
                                        "bin_x": 2,
                                        "bin_y": 2,
                                        "defocus": 0,
                                        "offset_ra": 0,
                                        "offset_dec": 0
                                    },
                                    "rois": []
                                },
                                {
                                    "optical_elements": {
                                        "filter": "gp"
                                    },
                                    "mode": "central_2k_2x2",
                                    "exposure_time": 45.0,
                                    "exposure_count": 1,
                                    "rotator_mode": "",
                                    "extra_params": {
                                        "bin_x": 2,
                                        "bin_y": 2,
                                        "defocus": 0,
                                        "offset_ra": 0,
                                        "offset_dec": 0
                                    },
                                    "rois": []
                                }
                            ],
                            "constraints": {
                                "max_airmass": 2.0,
                                "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": null,
                                "extra_params": {}
                            },
                            "target": {
                                "type": "ORBITAL_ELEMENTS",
                                "name": "cmtc2025n1atl",
                                "epochofel": 61028.0,
                                "orbinc": 175.113,
                                "longascnode": 322.155,
                                "eccentricity": 6.13966,
                                "scheme": "MPC_COMET",
                                "argofperih": 128.006,
                                "perihdist": 1.35645,
                                "epochofperih": 60977.5,
                                "extra_params": {}
                            }
                        }
                    ],
                    "location": {
                        "telescope_class": "1m0"
                    },
                    "windows": [
                        {
                            "start": "2025-12-18T23:56:40Z",
                            "end": "2025-12-25T12:00:00Z"
                        }
                    ]
                }
            ]
        },
        {
            "id": 2404238,
            "submitter": "schoolsobs2",
            "proposal": "TSO2025B-001",
            "name": "34942B000t005",
            "observation_type": "NORMAL",
            "operator": "SINGLE",
            "ipp_value": 1.0,
            "state": "CANCELED",
            "created": "2025-12-18T23:57:13.415023Z",
            "modified": "2025-12-18T23:57:19.023306Z",
            "requests": [
                {
                    "id": 4062659,
                    "observation_note": "",
                    "optimization_type": "TIME",
                    "state": "CANCELED",
                    "acceptability_threshold": 98.0,
                    "configuration_repeats": 1,
                    "extra_params": {},
                    "modified": "2025-12-18T23:57:19.011770Z",
                    "duration": 277,
                    "configurations": [
                        {
                            "id": 14100463,
                            "instrument_type": "1M0-SCICAM-SINISTRO",
                            "type": "EXPOSE",
                            "repeat_duration": null,
                            "extra_params": {},
                            "priority": 1,
                            "instrument_configs": [
                                {
                                    "optical_elements": {
                                        "filter": "ip"
                                    },
                                    "mode": "central_2k_2x2",
                                    "exposure_time": 45.0,
                                    "exposure_count": 1,
                                    "rotator_mode": "",
                                    "extra_params": {
                                        "bin_x": 2,
                                        "bin_y": 2,
                                        "defocus": 0,
                                        "offset_ra": 0,
                                        "offset_dec": 0
                                    },
                                    "rois": []
                                },
                                {
                                    "optical_elements": {
                                        "filter": "rp"
                                    },
                                    "mode": "central_2k_2x2",
                                    "exposure_time": 45.0,
                                    "exposure_count": 1,
                                    "rotator_mode": "",
                                    "extra_params": {
                                        "bin_x": 2,
                                        "bin_y": 2,
                                        "defocus": 0,
                                        "offset_ra": 0,
                                        "offset_dec": 0
                                    },
                                    "rois": []
                                },
                                {
                                    "optical_elements": {
                                        "filter": "gp"
                                    },
                                    "mode": "central_2k_2x2",
                                    "exposure_time": 45.0,
                                    "exposure_count": 1,
                                    "rotator_mode": "",
                                    "extra_params": {
                                        "bin_x": 2,
                                        "bin_y": 2,
                                        "defocus": 0,
                                        "offset_ra": 0,
                                        "offset_dec": 0
                                    },
                                    "rois": []
                                }
                            ],
                            "constraints": {
                                "max_airmass": 2.0,
                                "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": null,
                                "extra_params": {}
                            },
                            "target": {
                                "type": "ORBITAL_ELEMENTS",
                                "name": "cmtc2025n1atl",
                                "epochofel": 61028.0,
                                "orbinc": 175.113,
                                "longascnode": 322.155,
                                "eccentricity": 6.13966,
                                "scheme": "MPC_COMET",
                                "argofperih": 128.006,
                                "perihdist": 1.35645,
                                "epochofperih": 60977.5,
                                "extra_params": {}
                            }
                        }
                    ],
                    "location": {
                        "telescope_class": "1m0"
                    },
                    "windows": [
                        {
                            "start": "2025-12-18T23:57:10Z",
                            "end": "2025-12-25T12:00:00Z"
                        }
                    ]
                }
            ]
        },
        {
            "id": 2404239,
            "submitter": "schoolsobs2",
            "proposal": "TSO2025B-001",
            "name": "34942B000t005",
            "observation_type": "NORMAL",
            "operator": "SINGLE",
            "ipp_value": 1.0,
            "state": "CANCELED",
            "created": "2025-12-18T23:57:43.434687Z",
            "modified": "2025-12-18T23:57:48.375642Z",
            "requests": [
                {
                    "id": 4062660,
                    "observation_note": "",
                    "optimization_type": "TIME",
                    "state": "CANCELED",
                    "acceptability_threshold": 98.0,
                    "configuration_repeats": 1,
                    "extra_params": {},
                    "modified": "2025-12-18T23:57:48.370128Z",
                    "duration": 277,
                    "configurations": [
                        {
                            "id": 14100464,
                            "instrument_type": "1M0-SCICAM-SINISTRO",
                            "type": "EXPOSE",
                            "repeat_duration": null,
                            "extra_params": {},
                            "priority": 1,
                            "instrument_configs": [
                                {
                                    "optical_elements": {
                                        "filter": "ip"
                                    },
                                    "mode": "central_2k_2x2",
                                    "exposure_time": 45.0,
                                    "exposure_count": 1,
                                    "rotator_mode": "",
                                    "extra_params": {
                                        "bin_x": 2,
                                        "bin_y": 2,
                                        "defocus": 0,
                                        "offset_ra": 0,
                                        "offset_dec": 0
                                    },
                                    "rois": []
                                },
                                {
                                    "optical_elements": {
                                        "filter": "rp"
                                    },
                                    "mode": "central_2k_2x2",
                                    "exposure_time": 45.0,
                                    "exposure_count": 1,
                                    "rotator_mode": "",
                                    "extra_params": {
                                        "bin_x": 2,
                                        "bin_y": 2,
                                        "defocus": 0,
                                        "offset_ra": 0,
                                        "offset_dec": 0
                                    },
                                    "rois": []
                                },
                                {
                                    "optical_elements": {
                                        "filter": "gp"
                                    },
                                    "mode": "central_2k_2x2",
                                    "exposure_time": 45.0,
                                    "exposure_count": 1,
                                    "rotator_mode": "",
                                    "extra_params": {
                                        "bin_x": 2,
                                        "bin_y": 2,
                                        "defocus": 0,
                                        "offset_ra": 0,
                                        "offset_dec": 0
                                    },
                                    "rois": []
                                }
                            ],
                            "constraints": {
                                "max_airmass": 2.0,
                                "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": null,
                                "extra_params": {}
                            },
                            "target": {
                                "type": "ORBITAL_ELEMENTS",
                                "name": "cmtc2025n1atl",
                                "epochofel": 61028.0,
                                "orbinc": 175.113,
                                "longascnode": 322.155,
                                "eccentricity": 6.13966,
                                "scheme": "MPC_COMET",
                                "argofperih": 128.006,
                                "perihdist": 1.35645,
                                "epochofperih": 60977.5,
                                "extra_params": {}
                            }
                        }
                    ],
                    "location": {
                        "telescope_class": "1m0"
                    },
                    "windows": [
                        {
                            "start": "2025-12-18T23:57:33Z",
                            "end": "2025-12-25T12:00:00Z"
                        }
                    ]
                }
            ]
        },
        {
            "id": 2404240,
            "submitter": "schoolsobs2",
            "proposal": "TSO2025B-001",
            "name": "34942B000t005",
            "observation_type": "NORMAL",
            "operator": "SINGLE",
            "ipp_value": 1.0,
            "state": "CANCELED",
            "created": "2025-12-18T23:58:05.626981Z",
            "modified": "2025-12-18T23:58:10.421063Z",
            "requests": [
                {
                    "id": 4062661,
                    "observation_note": "",
                    "optimization_type": "TIME",
                    "state": "CANCELED",
                    "acceptability_threshold": 98.0,
                    "configuration_repeats": 1,
                    "extra_params": {},
                    "modified": "2025-12-18T23:58:10.406449Z",
                    "duration": 277,
                    "configurations": [
                        {
                            "id": 14100465,
                            "instrument_type": "1M0-SCICAM-SINISTRO",
                            "type": "EXPOSE",
                            "repeat_duration": null,
                            "extra_params": {},
                            "priority": 1,
                            "instrument_configs": [
                                {
                                    "optical_elements": {
                                        "filter": "ip"
                                    },
                                    "mode": "central_2k_2x2",
                                    "exposure_time": 45.0,
                                    "exposure_count": 1,
                                    "rotator_mode": "",
                                    "extra_params": {
                                        "bin_x": 2,
                                        "bin_y": 2,
                                        "defocus": 0,
                                        "offset_ra": 0,
                                        "offset_dec": 0
                                    },
                                    "rois": []
                                },
                                {
                                    "optical_elements": {
                                        "filter": "rp"
                                    },
                                    "mode": "central_2k_2x2",
                                    "exposure_time": 45.0,
                                    "exposure_count": 1,
                                    "rotator_mode": "",
                                    "extra_params": {
                                        "bin_x": 2,
                                        "bin_y": 2,
                                        "defocus": 0,
                                        "offset_ra": 0,
                                        "offset_dec": 0
                                    },
                                    "rois": []
                                },
                                {
                                    "optical_elements": {
                                        "filter": "gp"
                                    },
                                    "mode": "central_2k_2x2",
                                    "exposure_time": 45.0,
                                    "exposure_count": 1,
                                    "rotator_mode": "",
                                    "extra_params": {
                                        "bin_x": 2,
                                        "bin_y": 2,
                                        "defocus": 0,
                                        "offset_ra": 0,
                                        "offset_dec": 0
                                    },
                                    "rois": []
                                }
                            ],
                            "constraints": {
                                "max_airmass": 2.0,
                                "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": null,
                                "extra_params": {}
                            },
                            "target": {
                                "type": "ORBITAL_ELEMENTS",
                                "name": "cmtc2025n1atl",
                                "epochofel": 61028.0,
                                "orbinc": 175.113,
                                "longascnode": 322.155,
                                "eccentricity": 6.13966,
                                "scheme": "MPC_COMET",
                                "argofperih": 128.006,
                                "perihdist": 1.35645,
                                "epochofperih": 60977.5,
                                "extra_params": {}
                            }
                        }
                    ],
                    "location": {
                        "telescope_class": "1m0"
                    },
                    "windows": [
                        {
                            "start": "2025-12-18T23:58:03Z",
                            "end": "2025-12-25T12:00:00Z"
                        }
                    ]
                }
            ]
        },
        {
            "id": 2404491,
            "submitter": "CometChasersPartners",
            "proposal": "TSO2025B-001",
            "name": "K1ErrolNSimpson2.0m30sFastAllFilters5X",
            "observation_type": "NORMAL",
            "operator": "SINGLE",
            "ipp_value": 1.05,
            "state": "CANCELED",
            "created": "2025-12-19T11:38:53.493126Z",
            "modified": "2025-12-19T11:54:59.125365Z",
            "requests": [
                {
                    "id": 4062912,
                    "observation_note": "",
                    "optimization_type": "TIME",
                    "state": "CANCELED",
                    "acceptability_threshold": 90.0,
                    "configuration_repeats": 2,
                    "extra_params": {},
                    "modified": "2025-12-19T11:54:59.122211Z",
                    "duration": 600,
                    "configurations": [
                        {
                            "id": 14102735,
                            "instrument_type": "2M0-SCICAM-MUSCAT",
                            "type": "EXPOSE",
                            "repeat_duration": null,
                            "extra_params": {},
                            "priority": 1,
                            "instrument_configs": [
                                {
                                    "optical_elements": {
                                        "narrowband_g_position": "out",
                                        "narrowband_i_position": "out",
                                        "narrowband_r_position": "out",
                                        "narrowband_z_position": "out"
                                    },
                                    "mode": "MUSCAT_FAST",
                                    "exposure_time": 30.0,
                                    "exposure_count": 5,
                                    "rotator_mode": "",
                                    "extra_params": {
                                        "bin_x": 1,
                                        "bin_y": 1,
                                        "offset_ra": 0,
                                        "offset_dec": 0,
                                        "exposure_mode": "SYNCHRONOUS",
                                        "exposure_time_g": 30,
                                        "exposure_time_i": 30,
                                        "exposure_time_r": 30,
                                        "exposure_time_z": 30
                                    },
                                    "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": false,
                                "mode": "ON",
                                "optical_elements": {},
                                "exposure_time": null,
                                "extra_params": {}
                            },
                            "target": {
                                "type": "ORBITAL_ELEMENTS",
                                "name": "C/2025 K1",
                                "epochofel": 61000.0,
                                "orbinc": 147.86512,
                                "longascnode": 97.556377,
                                "eccentricity": 1.0002714,
                                "scheme": "MPC_COMET",
                                "argofperih": 271.02299,
                                "perihdist": 0.334214,
                                "epochofperih": 60956.44008,
                                "extra_params": {
                                    "fractional_ephemeris_rate": ""
                                }
                            }
                        }
                    ],
                    "location": {
                        "telescope_class": "2m0"
                    },
                    "windows": [
                        {
                            "start": "2025-12-19T00:00:00Z",
                            "end": "2025-12-31T01:48:00Z"
                        }
                    ]
                }
            ]
        },
        {
            "id": 2404498,
            "submitter": "CometChasersPartners",
            "proposal": "TSO2025B-001",
            "name": "K1ErrolNSimpson2.0m20sFastAllFilters5X",
            "observation_type": "NORMAL",
            "operator": "SINGLE",
            "ipp_value": 1.05,
            "state": "CANCELED",
            "created": "2025-12-19T11:54:37.605415Z",
            "modified": "2025-12-19T12:01:15.124377Z",
            "requests": [
                {
                    "id": 4062919,
                    "observation_note": "",
                    "optimization_type": "TIME",
                    "state": "CANCELED",
                    "acceptability_threshold": 90.0,
                    "configuration_repeats": 2,
                    "extra_params": {},
                    "modified": "2025-12-19T12:01:15.107112Z",
                    "duration": 500,
                    "configurations": [
                        {
                            "id": 14102746,
                            "instrument_type": "2M0-SCICAM-MUSCAT",
                            "type": "EXPOSE",
                            "repeat_duration": null,
                            "extra_params": {},
                            "priority": 1,
                            "instrument_configs": [
                                {
                                    "optical_elements": {
                                        "narrowband_g_position": "out",
                                        "narrowband_i_position": "out",
                                        "narrowband_r_position": "out",
                                        "narrowband_z_position": "out"
                                    },
                                    "mode": "MUSCAT_FAST",
                                    "exposure_time": 20.0,
                                    "exposure_count": 5,
                                    "rotator_mode": "",
                                    "extra_params": {
                                        "bin_x": 1,
                                        "bin_y": 1,
                                        "offset_ra": 0,
                                        "offset_dec": 0,
                                        "exposure_mode": "SYNCHRONOUS",
                                        "exposure_time_g": 20,
                                        "exposure_time_i": 20,
                                        "exposure_time_r": 20,
                                        "exposure_time_z": 20
                                    },
                                    "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": false,
                                "mode": "ON",
                                "optical_elements": {},
                                "exposure_time": null,
                                "extra_params": {}
                            },
                            "target": {
                                "type": "ORBITAL_ELEMENTS",
                                "name": "C/2025 K1",
                                "epochofel": 61000.0,
                                "orbinc": 147.86512,
                                "longascnode": 97.556377,
                                "eccentricity": 1.0002714,
                                "scheme": "MPC_COMET",
                                "argofperih": 271.02299,
                                "perihdist": 0.334214,
                                "epochofperih": 60956.44008,
                                "extra_params": {
                                    "fractional_ephemeris_rate": ""
                                }
                            }
                        }
                    ],
                    "location": {
                        "telescope_class": "2m0"
                    },
                    "windows": [
                        {
                            "start": "2025-12-19T00:00:00Z",
                            "end": "2025-12-31T01:48:00Z"
                        }
                    ]
                }
            ]
        }
    ]
}