{
  "submittedHow": "email",
  "bibcode": "2026GCN.44115....1F",
  "eventId": "GRB 260326A",
  "subject": "GRB 260326A: Fermi GBM Final Real-time Localization",
  "circularId": 44115,
  "createdOn": 1774488538489,
  "body": "The Fermi GBM team reports the detection of a likely LONG GRB\n\nAt 01:18:28 UT on 26 Mar 2026, the Fermi Gamma-ray Burst Monitor (GBM) triggered and located GRB 260326A (trigger 796180713.505606 / 260326054).\n\nThe on-ground calculated location, using the Fermi GBM trigger data, is RA = 97.9, Dec = 25.4 (J2000 degrees, equivalent to J2000 06h 31m, 25d 23'), with a statistical uncertainty of 1.0 degrees.\n\nThe angle from the Fermi LAT boresight is 76.0 degrees.\n\nThe skymap can be found here:\nhttps://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2026/bn260326054/quicklook/glg_skymap_all_bn260326054.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/bn260326054/quicklook/glg_healpix_all_bn260326054.fit\n\nThe GBM light curve can be found here:\nhttps://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2026/bn260326054/quicklook/glg_lc_medres34_bn260326054.gif\n",
  "submitter": "Fermi GBM Team at MSFC/Fermi-GBM <do_not_reply@GIOC.nsstc.nasa.gov>"
}