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GCN Circular 13696

GRB 120821A: a long GRB detected by INTEGRAL
2012-08-21T14:47:21Z (12 years ago)
Sandro Mereghetti at IASF/CNR <>
S.Mereghetti (IASF-Milano), D.Gotz (CEA, Saclay), C.Ferrigno, R.Boissay 
(ISDC, Versoix), and J.Borkowski (CAMK, Torun) on behalf of the IBAS 
Localization Team report:

a long gamma ray burst lasting about 12 s has been detected by IBAS in the 
IBIS/ISGRI data at 13:23:45 UT of August 21

Its refined   coordinates (J2000) are:

RA:   255.2692    [degrees]
DEC:  -40.5212   [degrees]

with an uncertainty of 2 arcmin (90% c.l.).

The burst has a fluence of about  3e-7 erg/cm2  (20-200 keV)

A plot of the light curve will be  posted at

Sandro Mereghetti        INAF - Istituto di Astrofisica Spaziale
                                 e Fisica Cosmica - Milano
Tel. +39-02-23699323
Fax  +39-02-2666017       via Bassini 15, I-20133 Milano, ITALY
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