{
  "bibcode": "2021GCN.31244....1F",
  "body": "The Fermi GBM team reports the detection of a likely LONG GRB\n\nAt 13:21:07 UT on 16 Dec 2021, the Fermi Gamma-ray Burst Monitor (GBM) triggered and located GRB 211216B (trigger 661353672.391664 / 211216556).\n\nThe on-ground calculated location, using the Fermi GBM trigger data, is RA = 100.8, Dec = 60.1 (J2000 degrees, equivalent to J2000 06h 43m, 60d 06'), with a statistical uncertainty of 4.3 degrees.\n\nThe angle from the Fermi LAT boresight is 100.0 degrees.\n\nThe skymap can be found here:\nhttps://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2021/bn211216556/quicklook/glg_skymap_all_bn211216556.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/bn211216556/quicklook/glg_healpix_all_bn211216556.fit\n\nThe GBM light curve can be found here:\nhttps://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2021/bn211216556/quicklook/glg_lc_medres34_bn211216556.gif",
  "circularId": 31244,
  "createdOn": 1639661480000,
  "email": "do_not_reply@GIOC.nsstc.nasa.gov",
  "subject": "GRB 211216B: Fermi GBM Final Real-time Localization",
  "submitter": "Fermi GBM Team at MSFC/Fermi-GBM  <do_not_reply@GIOC.nsstc.nasa.gov>",
  "eventId": "GRB 211216B"
}