{
  "AT2021aavn": {
    "schema": "https://github.com/astrocatalogs/supernovae/blob/d3ef5fc/SCHEMA.md",
    "name": "AT2021aavn",
    "sources": [
      {
        "name": "Transient Name Server",
        "url": "https://www.wis-tns.org/object/2021aavn",
        "alias": "1"
      },
      {
        "name": "2021TNSTR3457....1F",
        "bibcode": "2021TNSTR3457....1F",
        "reference": "C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF) collaboration",
        "alias": "2"
      },
      {
        "name": "The Open Supernova Catalog",
        "bibcode": "2017ApJ...835...64G",
        "reference": "Guillochon et al. (2017)",
        "secondary": true,
        "url": "https://sne.space",
        "alias": "3"
      },
      {
        "name": "ALeRCE / ZTF",
        "alias": "4",
        "url": "https://alerce.online/object/ZTF21acfrdco",
        "secondary": true
      }
    ],
    "alias": [
      {
        "value": "2021aavn",
        "source": "1"
      },
      {
        "value": "AT2021aavn",
        "source": "1"
      },
      {
        "value": "SN2021aavn",
        "source": "1"
      },
      {
        "value": "AT 2021aavn",
        "source": "1"
      },
      {
        "value": "ZTF21acfrdco",
        "source": "1"
      }
    ],
    "ra": [
      {
        "value": "21:00:15.930",
        "u_value": "hours",
        "source": "1"
      }
    ],
    "dec": [
      {
        "value": "-25:20:37.71",
        "u_value": "degrees",
        "source": "1"
      }
    ],
    "discoverer": [
      {
        "value": "C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF) collaboration",
        "source": "1"
      }
    ],
    "discoverdate": [
      {
        "value": "2021/10/02",
        "source": "1"
      }
    ],
    "discoverymag": [
      {
        "value": "19.83",
        "kind": "discovery",
        "source": "2",
        "band": "r",
        "time": "59489.26133",
        "u_time": "MJD",
        "e_value": "0.1716"
      }
    ],
    "photometry": [
      {
        "time": "59461.21007",
        "magnitude": "19.8872",
        "upperlimit": true,
        "kind": "non_detection",
        "band": "g",
        "telescope": "ZTF",
        "instrument": "ZTF",
        "u_time": "MJD",
        "source": "4",
        "survey": "ZTF",
        "provider": "ALeRCE"
      },
      {
        "time": "59463.23060",
        "magnitude": "20.1831",
        "upperlimit": true,
        "kind": "non_detection",
        "band": "g",
        "telescope": "ZTF",
        "instrument": "ZTF",
        "u_time": "MJD",
        "source": "4",
        "survey": "ZTF",
        "provider": "ALeRCE"
      },
      {
        "time": "59463.27222",
        "magnitude": "20.0361",
        "upperlimit": true,
        "kind": "non_detection",
        "band": "r",
        "telescope": "ZTF",
        "instrument": "ZTF",
        "u_time": "MJD",
        "source": "4",
        "survey": "ZTF",
        "provider": "ALeRCE"
      },
      {
        "time": "59465.21181",
        "magnitude": "19.8935",
        "upperlimit": true,
        "kind": "non_detection",
        "band": "g",
        "telescope": "ZTF",
        "instrument": "ZTF",
        "u_time": "MJD",
        "source": "4",
        "survey": "ZTF",
        "provider": "ALeRCE"
      },
      {
        "time": "59467.18976",
        "magnitude": "19.7353",
        "upperlimit": true,
        "kind": "non_detection",
        "band": "g",
        "telescope": "ZTF",
        "instrument": "ZTF",
        "u_time": "MJD",
        "source": "4",
        "survey": "ZTF",
        "provider": "ALeRCE"
      },
      {
        "time": "59467.23199",
        "magnitude": "20.0715",
        "upperlimit": true,
        "kind": "non_detection",
        "band": "r",
        "telescope": "ZTF",
        "instrument": "ZTF",
        "u_time": "MJD",
        "source": "4",
        "survey": "ZTF",
        "provider": "ALeRCE"
      },
      {
        "time": "59469.18904",
        "magnitude": "20.0357",
        "upperlimit": true,
        "kind": "non_detection",
        "band": "r",
        "telescope": "ZTF",
        "instrument": "ZTF",
        "u_time": "MJD",
        "source": "4",
        "survey": "ZTF",
        "provider": "ALeRCE"
      },
      {
        "time": "59469.23167",
        "magnitude": "20.0543",
        "upperlimit": true,
        "kind": "non_detection",
        "band": "g",
        "telescope": "ZTF",
        "instrument": "ZTF",
        "u_time": "MJD",
        "source": "4",
        "survey": "ZTF",
        "provider": "ALeRCE"
      },
      {
        "time": "59471.22782",
        "magnitude": "19.3387",
        "upperlimit": true,
        "kind": "non_detection",
        "band": "r",
        "telescope": "ZTF",
        "instrument": "ZTF",
        "u_time": "MJD",
        "source": "4",
        "survey": "ZTF",
        "provider": "ALeRCE"
      },
      {
        "time": "59471.25234",
        "magnitude": "19.2336",
        "upperlimit": true,
        "kind": "non_detection",
        "band": "g",
        "telescope": "ZTF",
        "instrument": "ZTF",
        "u_time": "MJD",
        "source": "4",
        "survey": "ZTF",
        "provider": "ALeRCE"
      },
      {
        "time": "59476.23042",
        "magnitude": "18.6801",
        "upperlimit": true,
        "kind": "non_detection",
        "band": "g",
        "telescope": "ZTF",
        "instrument": "ZTF",
        "u_time": "MJD",
        "source": "4",
        "survey": "ZTF",
        "provider": "ALeRCE"
      },
      {
        "time": "59476.29340",
        "magnitude": "18.8512",
        "upperlimit": true,
        "kind": "non_detection",
        "band": "r",
        "telescope": "ZTF",
        "instrument": "ZTF",
        "u_time": "MJD",
        "source": "4",
        "survey": "ZTF",
        "provider": "ALeRCE"
      },
      {
        "time": "59478.23043",
        "magnitude": "18.9639",
        "upperlimit": true,
        "kind": "non_detection",
        "band": "r",
        "telescope": "ZTF",
        "instrument": "ZTF",
        "u_time": "MJD",
        "source": "4",
        "survey": "ZTF",
        "provider": "ALeRCE"
      },
      {
        "time": "59480.20955",
        "magnitude": "19.5752",
        "upperlimit": true,
        "kind": "non_detection",
        "band": "r",
        "telescope": "ZTF",
        "instrument": "ZTF",
        "u_time": "MJD",
        "source": "4",
        "survey": "ZTF",
        "provider": "ALeRCE"
      },
      {
        "time": "59484.25186",
        "magnitude": "19.8839",
        "upperlimit": true,
        "kind": "non_detection",
        "band": "r",
        "telescope": "ZTF",
        "instrument": "ZTF",
        "u_time": "MJD",
        "source": "4",
        "survey": "ZTF",
        "provider": "ALeRCE"
      },
      {
        "time": "59487.20975",
        "magnitude": "19.6747",
        "upperlimit": true,
        "kind": "non_detection",
        "band": "g",
        "telescope": "ZTF",
        "instrument": "ZTF",
        "u_time": "MJD",
        "source": "4",
        "survey": "ZTF",
        "provider": "ALeRCE"
      },
      {
        "time": "59487.23150",
        "magnitude": "19.5414",
        "upperlimit": true,
        "kind": "non_detection",
        "band": "r",
        "telescope": "ZTF",
        "instrument": "ZTF",
        "u_time": "MJD",
        "source": "4",
        "survey": "ZTF",
        "provider": "ALeRCE"
      },
      {
        "time": "59489.25269",
        "magnitude": "19.8300",
        "band": "r",
        "telescope": "ZTF",
        "instrument": "ZTF",
        "u_time": "MJD",
        "source": "4",
        "kind": "detection",
        "survey": "ZTF",
        "provider": "ALeRCE",
        "candid": "1735252682615015002",
        "e_magnitude": "0.2813",
        "ra": "315.066378",
        "dec": "-25.343783"
      },
      {
        "time": "59491.18828",
        "magnitude": "19.6905",
        "band": "r",
        "telescope": "ZTF",
        "instrument": "ZTF",
        "u_time": "MJD",
        "source": "4",
        "kind": "detection",
        "survey": "ZTF",
        "provider": "ALeRCE",
        "candid": "1737188272615015002",
        "e_magnitude": "0.1716",
        "ra": "315.066373",
        "dec": "-25.343810"
      },
      {
        "time": "59497.21242",
        "magnitude": "19.3493",
        "upperlimit": true,
        "kind": "non_detection",
        "band": "r",
        "telescope": "ZTF",
        "instrument": "ZTF",
        "u_time": "MJD",
        "source": "4",
        "survey": "ZTF",
        "provider": "ALeRCE"
      },
      {
        "time": "59504.18902",
        "magnitude": "19.0802",
        "upperlimit": true,
        "kind": "non_detection",
        "band": "g",
        "telescope": "ZTF",
        "instrument": "ZTF",
        "u_time": "MJD",
        "source": "4",
        "survey": "ZTF",
        "provider": "ALeRCE"
      },
      {
        "time": "59510.16851",
        "magnitude": "15.3451",
        "upperlimit": true,
        "kind": "non_detection",
        "band": "r",
        "telescope": "ZTF",
        "instrument": "ZTF",
        "u_time": "MJD",
        "source": "4",
        "survey": "ZTF",
        "provider": "ALeRCE"
      },
      {
        "time": "59510.19016",
        "magnitude": "18.1016",
        "upperlimit": true,
        "kind": "non_detection",
        "band": "g",
        "telescope": "ZTF",
        "instrument": "ZTF",
        "u_time": "MJD",
        "source": "4",
        "survey": "ZTF",
        "provider": "ALeRCE"
      },
      {
        "time": "59512.14709",
        "magnitude": "19.8320",
        "band": "r",
        "telescope": "ZTF",
        "instrument": "ZTF",
        "u_time": "MJD",
        "source": "4",
        "kind": "detection",
        "survey": "ZTF",
        "provider": "ALeRCE",
        "candid": "1758147092615015000",
        "e_magnitude": "0.2093",
        "ra": "315.066363",
        "dec": "-25.343868"
      },
      {
        "time": "59521.10998",
        "magnitude": "19.9231",
        "upperlimit": true,
        "kind": "non_detection",
        "band": "g",
        "telescope": "ZTF",
        "instrument": "ZTF",
        "u_time": "MJD",
        "source": "4",
        "survey": "ZTF",
        "provider": "ALeRCE"
      },
      {
        "time": "59521.14777",
        "magnitude": "20.0877",
        "band": "r",
        "telescope": "ZTF",
        "instrument": "ZTF",
        "u_time": "MJD",
        "source": "4",
        "kind": "detection",
        "survey": "ZTF",
        "provider": "ALeRCE",
        "candid": "1767147762615015004",
        "e_magnitude": "0.2382",
        "ra": "315.066314",
        "dec": "-25.343857"
      },
      {
        "time": "59523.11529",
        "magnitude": "20.1928",
        "upperlimit": true,
        "kind": "non_detection",
        "band": "r",
        "telescope": "ZTF",
        "instrument": "ZTF",
        "u_time": "MJD",
        "source": "4",
        "survey": "ZTF",
        "provider": "ALeRCE"
      },
      {
        "time": "59524.07541",
        "magnitude": "19.6819",
        "upperlimit": true,
        "kind": "non_detection",
        "band": "r",
        "telescope": "ZTF",
        "instrument": "ZTF",
        "u_time": "MJD",
        "source": "4",
        "survey": "ZTF",
        "provider": "ALeRCE"
      },
      {
        "time": "59524.10711",
        "magnitude": "20.6723",
        "band": "g",
        "telescope": "ZTF",
        "instrument": "ZTF",
        "u_time": "MJD",
        "source": "4",
        "kind": "detection",
        "survey": "ZTF",
        "provider": "ALeRCE",
        "candid": "1770107102615015002",
        "e_magnitude": "0.2952",
        "ra": "315.066291",
        "dec": "-25.343867"
      },
      {
        "time": "59525.10789",
        "magnitude": "20.1292",
        "upperlimit": true,
        "kind": "non_detection",
        "band": "g",
        "telescope": "ZTF",
        "instrument": "ZTF",
        "u_time": "MJD",
        "source": "4",
        "survey": "ZTF",
        "provider": "ALeRCE"
      },
      {
        "time": "59525.14841",
        "magnitude": "20.0667",
        "upperlimit": true,
        "kind": "non_detection",
        "band": "r",
        "telescope": "ZTF",
        "instrument": "ZTF",
        "u_time": "MJD",
        "source": "4",
        "survey": "ZTF",
        "provider": "ALeRCE"
      },
      {
        "time": "59527.10612",
        "magnitude": "20.0588",
        "band": "r",
        "telescope": "ZTF",
        "instrument": "ZTF",
        "u_time": "MJD",
        "source": "4",
        "kind": "detection",
        "survey": "ZTF",
        "provider": "ALeRCE",
        "candid": "1773106122615015003",
        "e_magnitude": "0.2074",
        "ra": "315.066369",
        "dec": "-25.343864"
      }
    ],
    "photometry_ingest": {
      "alerce": {
        "status": "ok",
        "n_points": 32
      },
      "tns": {
        "status": "error",
        "n_detections": 0,
        "n_limits": 0,
        "source": null,
        "fetched_at": "2026-11-10T07:55:32Z",
        "error": "HTTP 403"
      }
    },
    "maxappmag": [
      {
        "value": "19.69",
        "kind": "fitted_peak",
        "derived": true,
        "source": "4"
      }
    ],
    "spectra": [],
    "brightest_observed_mag": [
      {
        "value": "19.69",
        "kind": "brightest_observed",
        "band": "r",
        "source": "4"
      }
    ],
    "maxdate": [
      {
        "value": "2021/10/04",
        "kind": "peak_epoch",
        "derived": true,
        "source": "4"
      }
    ],
    "maxband": [
      {
        "value": "r",
        "kind": "peak_epoch",
        "derived": true,
        "source": "4"
      }
    ],
    "maxvisualappmag": [
      {
        "value": "19.69",
        "kind": "fitted_peak",
        "derived": true,
        "source": "4"
      }
    ],
    "maxvisualdate": [
      {
        "value": "2021/10/04",
        "kind": "peak_epoch",
        "derived": true,
        "source": "4"
      }
    ],
    "maxvisualband": [
      {
        "value": "r",
        "kind": "peak_epoch",
        "derived": true,
        "source": "4"
      }
    ]
  }
}