GCN Circular 16260
Subject
GRB 140508A: Mondy upper limit
Date
2014-05-13T14:17:02Z (11 years ago)
From
Alexei Pozanenko at IKI, Moscow <apozanen@iki.rssi.ru>
A. Volnova (IKI), E. Klunko (ISTP), M. Eselevich (ISTP), I. Korobtsev
(ISTP), A. Pozanenko (IKI) report on behalf of larger GRB follow-up
collaboration:
We observed the field of GRB 140508A (Yu et al., GCN 16224) with
AZT-33IK telescope of of Sayan observatory (Mondy) starting on May, 12
(UT) 15:32:03. Within enhanced Swift-XRT error circle (Amarel-Rogers et
al., GCN 16232) we do not detect the optical source reported by Singer
et al. (GCN 16226).
Details of the photometry are the following:
date UT start t-T0 Exp. Filter UpperLimit
(mid, days) (s) (3sigma)
2014-05-12 15:32:03 4.56124 60x120 R 22.9
The photometry is based on a reference star from SDSS-DR9,
(R mag, transformation by Lupton 2005):
SDSS_id R(Lupton) err
J170144.75+464707.7 18.272 0.018