{
  "bibcode": "2015GCN.17552....1M",
  "body": "S.Mereghetti (IASF-Milano), D.Gotz (CEA, Saclay), C.Ferrigno, E.Bozzo \n(ISDC, Versoix), and J.Borkowski (CAMK, Torun) on behalf of the IBAS \nLocalization Team report:\n\na gamma ray burst lasting at least 100 s has been detected by IBAS in the \nIBIS/ISGRI data at 09:49:19 UT of March 5, 2015.\n\nThe refined coordinates (J2000) are:\n\nR.A.= 269.7685 deg\nDEC.= -42.6481  deg\n\nwith an uncertainty of  2.5   arcmin (90% c.l.).\n\nThe burst had a peak flux of about 0.2 counts/cm2/s (20-200 keV, 1-s \nintegration time) and a fluence in the same energy range of about 7e-7 \nerg/cmq (over 100 s).\n\nDue to the significance of the detection below the high confidence \nthreshold, only an Alert Packet of WEAK type was distributed by IBAS in \nreal time (Packet n. 6905). The X-ray afterglow has been detected with \nSwift/XRT (Starling 2015, GCN 17551).\n\nA plot of the light curve can be found at\nhttp://ibas.iasf-milano.inaf.it/IBAS_Results.html",
  "circularId": 17552,
  "createdOn": 1425904896000,
  "email": "sandro@iasf-milano.inaf.it",
  "subject": "GRB 150305A: a long GRB detected by INTEGRAL",
  "submitter": "Sandro Mereghetti at IASF/CNR  <sandro@iasf-milano.inaf.it>",
  "eventId": "GRB 150305A"
}