{
  "subject": "GRB 261026C: Fermi GBM Final Real-time Localization",
  "submittedHow": "email",
  "createdOn": 1793023513299,
  "body": "The Fermi GBM team reports the detection of a likely LONG GRB\n\nAt 13:55:43 UT on 26 Oct 2026, the Fermi Gamma-ray Burst Monitor (GBM) triggered and located GRB 261026C (trigger 814715748.208736 / 261026580).\n\nThe on-ground calculated location, using the Fermi GBM trigger data, is RA = 129.1, Dec = 7.0 (J2000 degrees, equivalent to J2000 08h 36m, 7d 00'), with a statistical uncertainty of 3.8 degrees.\n\nThe angle from the Fermi LAT boresight is 45.0 degrees.\n\nThe skymap can be found here:\nhttps://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2026/bn261026580/quicklook/glg_skymap_all_bn261026580.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/bn261026580/quicklook/glg_healpix_all_bn261026580.fit\n\nThe GBM light curve can be found here:\nhttps://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2026/bn261026580/quicklook/glg_lc_medres34_bn261026580.gif\n",
  "circularId": 46044,
  "submitter": "Fermi GBM Team at MSFC/Fermi-GBM <do_not_reply@GIOC.nsstc.nasa.gov>",
  "eventId": "GRB 261026C"
}