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GCN Circular 11641

GRB 110205A: optical flare confirmation
2011-02-05T08:54:23Z (13 years ago)
Alexei Pozanenko at IKI, Moscow <>
M. Andreev, A. Sergeev (Terskol Branch of Institute of Astronomy), A.
Pozanenko (IKI) on behalf of larger GRB follow up collaboration report:

We observed field of the Swift  GRB 110205A (Beardmore et al, GCN 11629)
with Zeiss-600 telescope of Mt.Terskol observatory in R,V filters starting
on Feb. 05 (UT) 02:16.  We clearly detect optical afterglow  (Beardmore et
al, GCN 11629, Klotz et al, GCN 11630, Schaefer  et al, GCN 11631, Mundell
et al, GCN 11633) and confirm the optical flare at ~ 1140 s  (Schaefer et
al, GCN 11631, Klotz et al, GCN 11632, Chester et al, GCN 11634) with
maximal brightness R ~ 13.7.

The finding chart and preliminary light curves can be found at
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