{
  "circularId": 34974,
  "bibcode": "2023GCN.34974....1F",
  "submittedHow": "web",
  "body": "The Fermi GBM team reports the detection of a likely SHORT GRB.\n\nAt 06:34:01.34 UT on 9 Nov 2023, the Fermi Gamma-ray Burst Monitor (GBM)\ntriggered and located GRB 231109A (trigger 721204446 / 231109274).\n\nThe on-ground calculated location, using the Fermi GBM trigger data, is RA\n= 173.0, Dec = 50.7 (J2000 degrees, equivalent to J2000 11h 32m, 50d 42’),\nwith a statistical uncertainty of 6.8 degrees.\n\nThe angle from the Fermi LAT boresight is 143 degrees.\n\nThe skymap can be found here:\nhttps://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2023/bn231109274/quicklook/glg_skymap_all_bn231109274.png\n\nThe HEALPix FITS file, including the estimated localization systematic, can\nbe found here:\nhttps://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2023/bn231109274/quicklook/glg_healpix_all_bn231109274.fit\n\nThe GBM light curve can be found here:\nhttps://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2023/bn231109274/quicklook/glg_lc_medres34_bn231109274.gif",
  "subject": "GRB 231109A: Fermi GBM Final Localization",
  "eventId": "GRB 231109A",
  "createdOn": 1699559845170,
  "submitter": "Christian Malacaria at ISSI <cmalacaria.astro@gmail.com>"
}