{
  "subject": "GRB 251124a: Fermi GBM Final Localization",
  "eventId": "GRB 251124A",
  "bibcode": "2025GCN.42820....1F",
  "circularId": 42820,
  "submittedHow": "email",
  "body": "The Fermi GBM team reports the detection of a LONG GRB\n\n\"At 12:58:03.47 UT on 24 November 2025, the Fermi Gamma-ray Burst Monitor (GBM)\ntriggered and located GRB 251124a (trigger 785681888/251124540).\n\nThe on-ground calculated location, using the Fermi GBM trigger data,\nis RA = 258.14, Dec = 16.86 (J2000 degrees, equivalent to J2000 17h 12m, +16d 51'),\nwith a statistical uncertainty of 1.00 degrees.\n\nThe angle from the Fermi LAT boresight is 63 degrees.\n\nThe skymap can be found here:\nhttps://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn251124540/quicklook/glg_skymap_all_bn251124540.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/2025/bn251124540/quicklook/glg_healpix_all_bn251124540.fit\n\nThe GBM light curve can be found here:\nhttps://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn251124540/quicklook/glg_lc_medres34_bn251124540.gif\" ",
  "submitter": "Andreas von Kienlin at MPE <azk@mpe.mpg.de>",
  "createdOn": 1763996987666
}