{
  "submitter": "Fermi GBM Team at MSFC/Fermi-GBM <do_not_reply@GIOC.nsstc.nasa.gov>",
  "circularId": 44878,
  "eventId": "GRB 260608C",
  "submittedHow": "email",
  "createdOn": 1780963611182,
  "body": "The Fermi GBM team reports the detection of a likely LONG GRB\n\nAt 23:54:23 UT on 8 Jun 2026, the Fermi Gamma-ray Burst Monitor (GBM) triggered and located GRB 260608C (trigger 802655668.086186 / 260608996).\n\nThe on-ground calculated location, using the Fermi GBM trigger data, is RA = 245.4, Dec = 47.8 (J2000 degrees, equivalent to J2000 16h 21m, 47d 47'), with a statistical uncertainty of 9.6 degrees.\n\nThe angle from the Fermi LAT boresight is 122.0 degrees.\n\nThe skymap can be found here:\nhttps://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2026/bn260608996/quicklook/glg_skymap_all_bn260608996.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/bn260608996/quicklook/glg_healpix_all_bn260608996.fit\n\nThe GBM light curve can be found here:\nhttps://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2026/bn260608996/quicklook/glg_lc_medres34_bn260608996.gif\n",
  "subject": "GRB 260608C: Fermi GBM Final Real-time Localization"
}