ALERT:
  alert_type: PRELIMINARY
  event:
    central_frequency: 1622.264526
    classification: {}
    duration: 0.008055
    far: 7.04636e-06
    group: Burst
    instruments:
    - H1
    - L1
    pipeline: CWB
    properties: {}
    search: AllSky
    significant: false
    time: '2023-09-09T20:24:06.668Z'
  superevent_id: S230909av
  time_created: '2023-09-09T20:25:15Z'
  urls:
    gracedb: https://gracedb.ligo.org/superevents/S230909av/view/
EXTRA:
  area10: 122.537
  area50: 1083.528
  area90: 3924.537
  central coordinate:
    equatorial: 143.534483 46.571847
    galactic: 172.639448 46.879272
HEADER:
  COORDSYS: C
  CREATOR: CWB
  DATE: '2023-09-09T20:24:53.000000'
  DATE-OBS: '2023-09-09T20:24:06.660000'
  INDXSCHM: EXPLICIT
  INSTRUME: H1,L1
  MJD-OBS: 60196.85007708333
  MOCORDER: 6
  OBJECT: G436431
  ORDERING: NUNIQ
  ORIGIN: LIGO/Virgo/KAGRA
  PIXTYPE: HEALPIX
