[vsnet-grb-info 8290] GRB 090817: a long GRB localized by INTEGRAL
GCN Circulars
gcncirc at capella.gsfc.nasa.gov
Mon Aug 17 11:53:50 JST 2009
TITLE: GCN CIRCULAR
NUMBER: 9815
SUBJECT: GRB 090817: a long GRB localized by INTEGRAL
DATE: 09/08/17 02:53:44 GMT
FROM: Volker Beckmann at ISDC <Volker.Beckmann at obs.unige.ch>
V.Beckmann (ISDC, Versoix), D.Gotz (CEA-Saclay), S.Mereghetti,
A.Paizis (IASF-Milano), A. Neronov, M. Beck (ISDC, Versoix), and J.
Borkowski (CAMK, Torun) on behalf of the IBAS Localization Team report:
A long GRB with duration of about 250 s has been detected by IBAS in
IBIS/ISGRI data at 00:51:33 UT on August 17th.
The refined coordinates (J2000) are:
RA: 63.9659 [degrees]
DEC: +44.1234 [degrees]
with an uncertainty of 2.6 arcmin (90% c.l.).
The light curve shows two prominent peaks at T0 and at T0+196s. A plot
of the light curve will be posted at
http://ibas.iasf-milano.inaf.it/IBAS_Results.html
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