ALERT:
  alert_type: PRELIMINARY
  event:
    central_frequency: null
    classification:
      BBH: 0.51
      BNS: 0.0
      NSBH: 0.0
      Terrestrial: 0.49
    duration: null
    far: 1.997452500290819e-06
    group: CBC
    instruments:
    - H1
    - L1
    pipeline: spiir
    properties:
      HasMassGap: 0.4500980663032879
      HasNS: 0.00012718287792761262
      HasRemnant: 0.0
    search: AllSky
    significant: false
    time: '2023-12-16T06:31:30.790Z'
  superevent_id: S231216aj
  time_created: '2023-12-16T06:36:32Z'
  urls:
    gracedb: https://gracedb.ligo.org/superevents/S231216aj/view/
EXTRA:
  area10: 139.742
  area50: 1181.306
  area90: 4941.761
  central coordinate:
    equatorial: 95.449219 26.944358
    galactic: 185.660888 5.986452
HEADER:
  COORDSYS: C
  CREATOR: BAYESTAR
  DATE: '2023-12-16T06:31:50.000000'
  DATE-OBS: '2023-12-16T06:31:30.791514'
  DISTMEAN: 1627.2258721450714
  DISTSTD: 521.3356024611403
  INDXSCHM: EXPLICIT
  INSTRUME: H1,L1
  LOGBCI: 4.212804382673221
  LOGBSN: 8.495950913452015
  MJD-OBS: 60294.27188416104
  MOC: true
  MOCORDER: 8
  OBJECT: G458977
  ORDERING: NUNIQ
  ORIGIN: LIGO/Virgo/KAGRA
  PIXTYPE: HEALPIX
  REFERENC: https://gracedb.ligo.org/events/G458977
  RUNTIME: 0.6390729434788227
  VCSVERS: ligo.skymap 1.1.1
