[vsnet-grb-info 8995] IBAS Alert 5992 is not a GRB, but XTE J1855-026
GCN Circulars
gcncirc at capella.gsfc.nasa.gov
Mon Mar 15 05:17:39 JST 2010
TITLE: GCN CIRCULAR
NUMBER: 10483
SUBJECT: IBAS Alert 5992 is not a GRB, but XTE J1855-026
DATE: 10/03/14 20:17:33 GMT
FROM: Sandro Mereghetti at IASF/CNR <sandro at iasf-milano.inaf.it>
S.Mereghetti, A. Paizis, (IASF- Milano), D.Gotz (CES-Saclay), E. Bozzo,
C. Ferrigno, M. Beck (ISDC, Versoix), and J. Borkowski (CAMK, Torun) on
behalf of the IBAS Localization Team report:
at 19:04:25 UT of March 14, IBAS triggered on a source at coordinates
RA: 283.871338 [degrees]
DEC: -2.609381 [degrees]
these are consistent with the position of the high mass X-ray binary XTE
J1855-026. The event that caused the trigger is visible only in the low
energy range 15-40 keV and lasts several tens of seconds.
We conclude that the IBAS Alert is not due to a GRB but it is most likely
due to this galactic source.
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