{
  "circularId": 34108,
  "createdOn": 1687984372197,
  "body": "The Fermi GBM team reports the detection of a likely LONG GRB\n\nAt 20:22:31 UT on 28 Jun 2023, the Fermi Gamma-ray Burst Monitor (GBM) triggered and located GRB 230628D (trigger 709676556.5632 / 230628849).\n\nThe on-ground calculated location, using the Fermi GBM trigger data, is RA = 175.0, Dec = 12.3 (J2000 degrees, equivalent to J2000 11h 39m, 12d 18'), with a statistical uncertainty of 1.6 degrees.\n\nThe angle from the Fermi LAT boresight is 25.0 degrees.\n\nThe skymap can be found here:\nhttps://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2023/bn230628849/quicklook/glg_skymap_all_bn230628849.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/2023/bn230628849/quicklook/glg_healpix_all_bn230628849.fit\n\nThe GBM light curve can be found here:\nhttps://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2023/bn230628849/quicklook/glg_lc_medres34_bn230628849.gif\n\n",
  "bibcode": "2023GCN.34108....1F",
  "submitter": "Fermi GBM Team at MSFC/Fermi-GBM <do_not_reply@GIOC.nsstc.nasa.gov>",
  "subject": "GRB 230628D: Fermi GBM Final Real-time Localization",
  "eventId": "GRB 230628D"
}