GCN Circular 9612
Subject
GRB 090529: CrAO optical upper limit
Date
2009-07-03T22:27:56Z (15 years ago)
From
Alexei Pozanenko at IKI, Moscow <apozanen@iki.rssi.ru>
D. Shakhovkoy, V. Rumyantsev (CrAO), A. Pozanenko (IKI) report on behalf of
larger GRB follow-up collaboration:
We observed the field of the Swift GRB 090529 (Sakamoto et al. GCN 9430)
with AZT-11 telescope of CrAO between (UT) May 29 18:41 -- 19:42 under poor
weather conditions. We do not detect optical afterglow (Xin et al. GCN
9431). Upper limit of a stacked image based on USNO-B1.0 star (RA=14 09
47.65 Dec=+24 27 44.30) assuming I=17.54 is following:
T0+ Filter, Exposure, mag.
(d) (s)
0.2075 I 20x180 > 20.3