{
  "subject": "GRB 250522B: Fermi GBM Final Localization",
  "body": "The Fermi GBM team reports the detection of a likely LONG GRB\n\n\"At 17:08:52.84 UT on 22 May 2025, the Fermi Gamma-ray Burst Monitor (GBM)\ntriggered and located GRB 250522B (trigger 769626537/250522714).\n\nThe on-ground calculated location, using the Fermi GBM trigger data,\nis RA = 285.32, Dec = -54.30 (J2000 degrees, equivalent to J2000 19h 1m, -54d 17'),\nwith a statistical uncertainty of 11.40 degrees.\n\nThe angle from the Fermi LAT boresight is 80 degrees.\n\nThe skymap can be found here:\nhttps://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn250522714/quicklook/glg_skymap_all_bn250522714.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/bn250522714/quicklook/glg_healpix_all_bn250522714.fit\n\nThe GBM light curve can be found here:\nhttps://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn250522714/quicklook/glg_lc_medres34_bn250522714.gif\"",
  "submitter": "Matt Godwin <msg0028@uah.edu>",
  "circularId": 40531,
  "bibcode": "2025GCN.40531....1F",
  "createdOn": 1747961712716,
  "submittedHow": "web",
  "eventId": "GRB 250522B",
  "format": "text/plain"
}