GCN Circular 5648
Subject
GRB060923C: optical limit
Event
Date
2006-09-28T16:38:13Z (19 years ago)
From
Alexei Pozanenko at IKI, Moscow <apozanen@iki.rssi.ru>
G. Kornienko, A. Erofeeva (UAPhO), A.Pozanenko (IKI), V.Rumyantsev (CrAO) on
behalf of larger GRB follow up collaboration report:
We observed the error box of GRB060923C (Stamatikos et al., GCN 5591)
with 0.4m telescope of Ussuriysk Astrophysical Observatory in R-band
starting Sep.23 (UT) 13:51:55. We do not detect the optical transient
detected by Fox (GCN 5607). Upper limits of the first image (exposure 60 s)
and combined image (exp. 10x60 s) are based on USNOA2.0:
Mid time, Exposure, Limiting mag (3 sigma)
(UT) (s)
Sep. 23.5781 1x60 16.0
Sep. 23.5829 10x60 17.3
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