ALERT:
  alert_type: PRELIMINARY
  event:
    central_frequency: 537.70697
    classification: {}
    duration: 0.035317
    far: 1.5985e-05
    group: Burst
    instruments:
    - H1
    - L1
    pipeline: CWB
    properties: {}
    search: AllSky
    significant: false
    time: '2023-09-19T06:59:03.789Z'
  superevent_id: S230919ay
  time_created: '2023-09-19T07:05:52Z'
  urls:
    gracedb: https://gracedb.ligo.org/superevents/S230919ay/view/
EXTRA:
  area10: 21.822
  area50: 165.341
  area90: 720.953
  central coordinate:
    equatorial: 105.612245 -53.572233
    galactic: 263.803294 -19.968670
HEADER:
  COORDSYS: C
  CREATOR: CWB
  DATE: '2023-09-19T07:00:45.000000'
  DATE-OBS: '2023-09-19T06:59:03.780000'
  INDXSCHM: EXPLICIT
  INSTRUME: H1,L1
  MJD-OBS: 60206.29101597222
  MOCORDER: 6
  OBJECT: G439144
  ORDERING: NUNIQ
  ORIGIN: LIGO/Virgo/KAGRA
  PIXTYPE: HEALPIX
