{
  "submittedHow": "web",
  "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\nA. Ridnaia, D. Frederiks, D. Svinkin, 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\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 230803A\n(Fermi GBM detection: Fermi GBM team, GCN 34325;\nAstroSat CZTI detection: Navaneeth et al., GCN 34328)\nhas been detected by Fermi (GBM), Konus-Wind,\nINTEGRAL (SPI-ACS), AstroSat (CZTI), and\nMars-Odyssey (HEND), so far, at about 5228 s UT (01:27:08).\n\nWe have triangulated it to a preliminary, 3 sigma error box\nwhose coordinates are:\n ---------------------------------------------\n  RA(2000), deg                 Dec(2000), deg\n ---------------------------------------------\n Center:\n  150.510 (10h 02m 02s) -64.987 (-64d 59' 12\")\n Corners:\n  147.455 (09h 49m 49s) -64.554 (-64d 33' 15\")\n  147.329 (09h 49m 19s) -64.581 (-64d 34' 51\")\n  153.688 (10h 14m 45s) -65.347 (-65d 20' 50\")\n  153.812 (10h 15m 15s) -65.315 (-65d 18' 54\")\n ---------------------------------------------\nThe error box area is 431 sq. arcmin, and its maximum\ndimension is 2.8 deg (the minimum one is 3 arcmin).\nThe Sun distance was 83 deg.\n\nThe IPN localization is consistent with, but reduces \nthe area of, the Fermi-GBM final localization (GCN 34325).\n\nThis localization may be improved.\n\nA triangulation map and HEALPix FITS file are posted at\nhttp://www.ioffe.ru/LEA/GRBs/GRB230803_T05229/IPN/\n\nThe Konus-Wind time history and spectrum will be given\nin a forthcoming GCN Circular.",
  "createdOn": 1691095157666,
  "submitter": "Anna Ridnaia at Ioffe Institute <ridnaia@mail.ioffe.ru>",
  "eventId": "GRB 230803A",
  "bibcode": "2023GCN.34330....1K",
  "circularId": 34330,
  "subject": "IPN triangulation of GRB 230803A"
}