{
  "body": "The Fermi GBM team reports the detection of a likely LONG GRB\n\n\"At 13:06:16.22 UT on 28 October 2026, the Fermi Gamma-ray Burst Monitor (GBM)\ntriggered and located GRB 261028A (trigger 814885581/261028546).\nThis trigger was initially classified as Below horizon by the flight software,\nbut is in fact a GRB.\n\nThe on-ground calculated location, using the Fermi GBM trigger data,\nis RA = 61.09, Dec = -62.05 (J2000 degrees, equivalent to J2000 04h 04m 21.6s, -62d 03'),\nwith a statistical uncertainty of 11.52 degrees.\n\nThe angle from the Fermi LAT boresight is 52 degrees.\n\nThe skymap can be found here:\nhttps://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2026/bn261028546/quicklook/glg_skymap_all_bn261028546.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/bn261028546/quicklook/glg_healpix_all_bn261028546.fit\n\nThe GBM light curve can be found here:\nhttps://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2026/bn261028546/quicklook/glg_lc_medres34_bn261028546.gif\"",
  "circularId": 46069,
  "subject": "GRB 261028A: Fermi GBM Final Localization",
  "eventType": [
    "GRB",
    "Gamma-ray Transient"
  ],
  "submitter": "Angus Jameson <abj0023@uah.edu>",
  "format": "text/plain",
  "createdOn": 1793219369378,
  "eventId": "GRB 261028A",
  "submittedHow": "web"
}