{
  "$schema": "https://gcn.nasa.gov/schema/v7.2.1/gcn/notices/maxi/gsc.known.schema.json",
  "mission": "MAXI",
  "instrument": "GSC",
  "alert_datetime": "2026-07-24T02:33:03Z",
  "alert_type": "initial",
  "alert_tense": "current",
  "trigger_time": "2026-07-23T19:03:53Z",
  "id": "1244624474",
  "ra": 284.839,
  "dec": 3.856,
  "flux": 4.4e-10,
  "flux_error": 3.2e-10,
  "event_name": "XTE J1858+034",
  "detection_timescale": 4.0,
  "detection_timescale_units": "orbit",
  "flux_spectral_band": [
    4.0,
    10.0
  ],
  "flux_spectral_unit": "keV",
  "band_flux_low": [
    0.0,
    1.2e-10
  ],
  "band_flux_med": [
    4.4e-10,
    3.2e-10
  ],
  "band_flux_high": [
    -4.8e-10,
    6.9e-10
  ],
  "latitude": 16.91,
  "longitude": 57.51,
  "record_number": 1
}