{
  "eventId": "GRB 260412A",
  "circularId": 44275,
  "subject": "GRB 260412A: Fermi GBM Final Real-time Localization",
  "createdOn": 1775975066338,
  "body": "The Fermi GBM team reports the detection of a likely LONG GRB\n\nAt 06:13:46 UT on 12 Apr 2026, the Fermi Gamma-ray Burst Monitor (GBM) triggered and located GRB 260412A (trigger 797667231.169604 / 260412260).\n\nThe on-ground calculated location, using the Fermi GBM trigger data, is RA = 70.0, Dec = -47.3 (J2000 degrees, equivalent to J2000 04h 40m, -47d 17'), with a statistical uncertainty of 5.7 degrees.\n\nThe angle from the Fermi LAT boresight is 31.0 degrees.\n\nThe skymap can be found here:\nhttps://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2026/bn260412260/quicklook/glg_skymap_all_bn260412260.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/2026/bn260412260/quicklook/glg_healpix_all_bn260412260.fit\n\nThe GBM light curve can be found here:\nhttps://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2026/bn260412260/quicklook/glg_lc_medres34_bn260412260.gif\n",
  "submitter": "Fermi GBM Team at MSFC/Fermi-GBM <do_not_reply@GIOC.nsstc.nasa.gov>",
  "submittedHow": "email"
}