{
  "bibcode": "2022GCN.33123....1K",
  "body": "A.S. Kozyrev, D.V. Golovin, M.L. Litvak, I.G. Mitrofanov, and A.B. Sanin\non behalf of the HEND/Mars Odyssey team,\n\nD. Svinkin, D. Frederiks, A. Ridnaia, A. Lysenko,\nand T. Cline on behalf of the Konus-Wind team,\n\nA. Goldstein, M. S. Briggs, C. Wilson-Hodge,\nand E. Burns on behalf of the Fermi GBM team,\n\nE. Bozzo and C. Ferrigno, on behalf of the INTEGRAL SPI-ACS GRB team,\n\nS. Barthelmy, J. Cummings, H. Krimm, D. Palmer, and A. Tohuvavohu\non behalf of the Swift-BAT team,\n\nand\n\nW. Boynton, C. Fellows, K. Harshman, H. Enos, R. Starr,\nand A.S. Gardner on on behalf of the GRS-Odyssey GRB team,\nreport:\n\nThe long-duration GRB 221226A\n(Fermi-GBM detection, the Fermi GBM team, GCN Circ. 33104;\nAGILE detection: Panebianco et al., GCN Circ. 33113;\nSwift/BAT-GUANO detection: Raman et al., GCN Circ. 33121)\nwas detected by Fermi(GBM trigger 693765872), AGILE,\nKonus-Wind, and INTEGRAL (SPI-ACS), Swift (BAT),\nand Mars-Odyssey (HEND) at about 60267 s UT (16:44:27).\nThe burst was outside the coded field of view of the BAT.\n\nWe have triangulated it to a preliminary, error box\nwhose coordinates are:\n  ---------------------------------------------\n   RA(2000), deg                 Dec(2000), deg\n  ---------------------------------------------\n  Center:\n    66.901 (04h 27m 36s) +36.975 (+36d 58' 30\")\n  Corners:\n    69.415 (04h 37m 40s) +37.331 (+37d 19' 50\")\n    64.543 (04h 18m 10s) +37.133 (+37d 07' 58\")\n    64.358 (04h 17m 26s) +36.223 (+36d 13' 23\")\n    69.171 (04h 36m 41s) +36.500 (+36d 30' 00\")\n  ---------------------------------------------\nThe error box area is 3.3 sq. deg, and its maximum\ndimension is 4.2 deg (the minimum one is 51 arcmin).\nThe Sun distance was 150 deg.\n\nThis box may be improved.\n\nA triangulation map and HEALPix FITS file are posted at\nhttp://www.ioffe.ru/LEA/GRBs/GRB221226_T60271/IPN\n\nThe Konus-Wind time history and spectrum will be given in a forthcoming\nGCN Circular.",
  "circularId": 33123,
  "createdOn": 1672399974000,
  "email": "svinkin@mail.ioffe.ru",
  "subject": "IPN triangulation of GRB 221226A",
  "submitter": "Dmitry Svinkin at Ioffe Institute  <svinkin@mail.ioffe.ru>",
  "eventId": "GRB 221226A"
}