{
  "bibcode": "2021GCN.31025....1F",
  "body": "The Fermi GBM team reports the detection of a likely SHORT GRB\n\nAt 04:11:39 UT on 31 Oct 2021, the Fermi Gamma-ray Burst Monitor (GBM) triggered and located GRB 211031A (trigger 657346304.154694 / 211031175).\n\nThe on-ground calculated location, using the Fermi GBM trigger data, is RA = 72.0, Dec = -54.3 (J2000 degrees, equivalent to J2000 04h 47m, -54d 17'), with a statistical uncertainty of 10.7 degrees.\n\nThe angle from the Fermi LAT boresight is 28.0 degrees.\n\nThe skymap can be found here:\nhttps://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2021/bn211031175/quicklook/glg_skymap_all_bn211031175.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/2021/bn211031175/quicklook/glg_healpix_all_bn211031175.fit\n\nThe GBM light curve can be found here:\nhttps://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2021/bn211031175/quicklook/glg_lc_medres34_bn211031175.gif",
  "circularId": 31025,
  "createdOn": 1635654112000,
  "email": "do_not_reply@GIOC.nsstc.nasa.gov",
  "subject": "GRB 211031A: Fermi GBM Final Real-time Localization",
  "submitter": "Fermi GBM Team at MSFC/Fermi-GBM  <do_not_reply@GIOC.nsstc.nasa.gov>",
  "eventId": "GRB 211031A"
}