GCN Circular 23743
Subject
GRB 190114B: continued optical observations in Mondy
Event
Date
2019-01-16T17:06:37Z (7 years ago)
From
Alexei Pozanenko at IKI, Moscow <apozanen@iki.rssi.ru>
A. Volnova (IKI), A. Pozanenko (IKI), E. Mazaeva (IKI), E. Klunko
(ISTP), S. Belkin (IKI) report on behalf of IKI-GRB-FuN:
We observed the field of the GRB 190114B (Siegel et al., GCN 23686)
with AZT-33IK telescope of Sayan observatory (Mondy) starting on Jan. 15
(UT) 21:06:04. The optical afterglow (e.g. Fernandez-Garcia et al., GCN
23694; Pozanenko et al., GCN 23696; Selsing et al., GCN 23713) is
marginally detected in a stacked image. Preliminary photometry is following.
Date UT start t-T0 Filter Exp. OT Err.
(mid, days) (s)
2019-01-15 21:06:04 1.08672 R 30*120 22.2 0.35
The photometry is based on nearby SDSS stars
SDSS id R_Lupton
J113927.36+185157.2 17.094 0.014
J113940.10+185315.3 17.015 0.015
J113939.20+185354.8 17.954 0.018