[vsnet-grb-info 15744] GRB
GCN Circulars
gcncirc at capella2.gsfc.nasa.gov
Fri Nov 7 03:42:11 JST 2014
TITLE: GCN CIRCULAR
NUMBER: 17032
SUBJECT: GRB
DATE: 14/11/06 18:42:04 GMT
FROM: Alexei Pozanenko at IKI, Moscow <apozanen at iki.rssi.ru>
V. Rumyantsev (CrAO), E. Mazaeva (IKI), A. Volnova (IKI), A. Pozanenko
(IKI) report on behalf of larger GRB follow-up collaboration:
We observed the field of the Swift GRB GRB 141026Ð (Hagen et al., GCN
16950) with ZTSh telescope of CrAO observatory starting on Oct. 26 (UT)
18:25:48. We took several images in R-filter of 120 s exposure under
poor weather conditions and mean seeing of 5". The optical afterglow
(Littlejohns et al. GCN 16592; Varela et al. GCN 16953; Gorosabel et al.
GCN 16954) is clearly visible in our stacked image. Photometry of a
combined image is following
Date UT start, t-t0 Filter Exp. OT OT_err
(mid, days) (s)
2014-10-26 18:25:48 0.7020 R 53*120 21.88 0.18
The photometry is based on USNO-B1.0 stars
RA DEC R
044,065509 +26,958050 18.71
044,051792 +26,894737 18.59
044,049131 +26,929059 17.48
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