{
  "body": "The Fermi GBM team reports the detection of a likely LONG GRB\n\n\"At 08:18:45.15 UT on 03 December 2025, the Fermi Gamma-ray Burst Monitor (GBM)\ntriggered and located GRB 251203A (trigger 786442730/251203346).\n\nThe on-ground calculated location, using the Fermi GBM trigger data,\nis RA = 165.6, Dec = -46.9  (J2000 degrees, equivalent to J2000 11h 02m, 46d 54'),\nwith a statistical uncertainty of 2.2 degrees.\n\nThe angle from the Fermi LAT boresight is 58 degrees.\n\nThe skymap can be found here:\nhttps://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn251203346/quicklook/glg_skymap_all_bn251203346.png\n\nThe HEALPix FITS file, including the estimated localization systematic, can be found here:\nhttps://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn251203346/quicklook/glg_healpix_all_bn251203346.fit\n\nThe GBM light curve can be found here:\nhttps://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn251203346/quicklook/glg_lc_medres34_bn251203346.gif\"\n",
  "submittedHow": "web",
  "createdOn": 1764762593043,
  "subject": "GRB 251203A: Fermi GBM Final Real-time Localization",
  "bibcode": "2025GCN.42968....1F",
  "submitter": "Cuán de Barra at UCD <cuan.debarra@ucdconnect.ie>",
  "eventId": "GRB 251203A",
  "format": "text/plain",
  "circularId": 42968
}