[vsnet-grb-info 15678] GRB 131026A: SAO RAS Zeiss-1000 observations

[GCN Circulars]

TITLE:   GCN CIRCULAR
NUMBER:  16966
SUBJECT: GRB 131026A: SAO RAS Zeiss-1000 observations
DATE:    14/10/27 18:37:38 GMT
FROM:    Vladimir Sokolov at SAO RAS  <sokolov at sao.ru>

A. S. Moskvitin, V. N. Komarova, T. N. Sokolova (SAO RAS) report
on behalf of the GRB follow-up team:

We observed the field of GRB 141026A (Hagen et al., GCN 16950)
with the SAO RAS 1-m telescope Zeiss-1000 at the October 26/27 night.
The observations were started at 20:09:49 UT (in 17.55 hours
after the trigger), ended at 03:32:34. We obtained 61 x 300 sec.
images in the Rc filter.

The object mentioned by Littlejohns et al. (GCN 16592, GCN 16963),
Varela et al. (GCN 16953), Gorosabel et al. (GCN 16954),
Perley et al. (GCN 16955), Butler et al. (GCN 16962, GCN 16965)
is clearly detected in the stacked image.
The magnitude of OT is R = 22.1 +/- 0.1 (in Vega system, not corrected
for the Milky Way extinction). The photometry is based on the nearby
USNO-B1 stars.