{
  "submittedHow": "web",
  "body": "The Fermi GBM team reports the detection of a likely SHORT GRB.\n\n\"At 20:01:51.98 UT on 17 March 2026, the Fermi Gamma-ray Burst Monitor (GBM)\ntriggered and located GRB 260317A (trigger 795470516/260317835).\n\nThe on-ground calculated location, using the Fermi GBM trigger data,\nis RA = 255.62, Dec = -18.51 (J2000 degrees, equivalent to J2000 17h 2m, -18d 30'),\nwith a statistical uncertainty of 13.33 degrees.\n\nThe angle from the Fermi LAT boresight is 93 degrees.\n\nThe skymap can be found here:\nhttps://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2026/bn260317835/quicklook/glg_skymap_all_bn260317835.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/bn260317835/quicklook/glg_healpix_all_bn260317835.fit\n\nThe GBM light curve can be found here:\nhttps://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2026/bn260317835/quicklook/glg_lc_medres34_bn260317835.gif\"",
  "bibcode": "2026GCN.44041....1F",
  "eventId": "GRB 260317A",
  "subject": "GRB 260317A: Fermi GBM Final Localization",
  "format": "text/plain",
  "submitter": "rhamburg@usra.edu",
  "circularId": 44041,
  "createdOn": 1773784500202
}