GCN Circular 16943
Subject
GRB 141020A: Mondy optical observations
Date
2014-10-22T18:36:37Z (10 years ago)
From
Alexei Pozanenko at IKI <alex@grb.rssi.ru>
E. Mazaeva (IKI), E. Klunko (ISTP), A. Volnova (IKI), M. Eselevich (ISTP), I. Korobtsev (ISTP), A. Pozanenko (IKI) report on behalf of larger GRB follow-up collaboration:
We observed the field of the Swift GRB 141020A (Cenko et al., GCN 16928) with with AZT-33IK telescope of Sayan observatory (Mondy). We obtained several images on Oct. 20 starting on (UT) 13:28:20. At the position reported in (Kuin et al., GCN 16932) we clearly detect the afterglow of GRB 141020A (Cenko et al., GCN 16928; Kuin et al., GCN 16932). Preliminary photometry is following:
date UT start t-T0 Filter Exp. OT OT_err
(mid, days) (s)
2014-10-20 13:28:20 10.2672 R 45*120 22.0 0.3
The photometry is based on SDSS stars
SDSS R_Lupton
J150002.80+552112.7 16.749
J150012.34+552137.2 17.210
J150017.07+551830.3 18.482
J150000.59+552221.9 17.001
The finding chart can be found in
http://grb.rssi.ru/GRB141020A/GRB141020A_R_AZT33IK_fc.png