GCN Circular 23544
Subject
GRB 181213A: Mondy optical observations
Event
Date
2018-12-16T22:42:44Z (7 years ago)
From
Alexei Pozanenko at IKI, Moscow <apozanen@iki.rssi.ru>
S. Belkin (IKI), A. Pozanenko (IKI), E. Klunko (ISTP), E. Mazaeva (IKI), A.
Volnova (IKI) report on behalf of IKI-FuN:
We observed the field of GRB 181213A (Evans et al., GCN 23525; Osborne et
al., GCN 23528) with AZT-33IK telescope of Sayan observatory (Mondy). We
marginally detected the afterglow (Lipunov et al., GCN 23526; Hu et al.
GCN 23527; Siegel et al., GCN 23529; Belkin et al., GCN 23530; Heintz et
al., GCN 23537) on Dec. 15 (UT start) 11:57:21
Preliminary photometry of the filed and and the aferglow is following.
Date UT start t-T0 Filter Exp. OT Err. UL
(mid, days) (s)
2018-12-14 12:10:22 0.97344 R 10*120 n/d n/d 20.9
2018-12-15 11:57:21 1.97829 R 29*120 23.15 0.45 23.1
The photometry is based on nearby USNO-B1.0 stars
USNO-B1.0_id R2
1684-0061916 15.83
1684-0061968 16.55