{
  "createdOn": 1769337386455,
  "body": "The Fermi GBM team reports the detection of a likely LONG GRB\n\nAt 10:25:45 UT on 25 Jan 2026, the Fermi Gamma-ray Burst Monitor (GBM) triggered and located GRB 260125B (trigger 791029550.226442 / 260125435).\n\nThe on-ground calculated location, using the Fermi GBM trigger data, is RA = 77.1, Dec = 17.6 (J2000 degrees, equivalent to J2000 05h 08m, 17d 36'), with a statistical uncertainty of 11.6 degrees.\n\nThe angle from the Fermi LAT boresight is 28.0 degrees.\n\nThe skymap can be found here:\nhttps://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2026/bn260125435/quicklook/glg_skymap_all_bn260125435.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/2026/bn260125435/quicklook/glg_healpix_all_bn260125435.fit\n\nThe GBM light curve can be found here:\nhttps://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2026/bn260125435/quicklook/glg_lc_medres34_bn260125435.gif\n",
  "submittedHow": "email",
  "bibcode": "2026GCN.43511....1F",
  "subject": "GRB 260125B: Fermi GBM Final Real-time Localization",
  "submitter": "Fermi GBM Team at MSFC/Fermi-GBM <do_not_reply@GIOC.nsstc.nasa.gov>",
  "eventId": "GRB 260125B",
  "circularId": 43511
}