GCN Circular 24892
Subject
GRB 190627A: NUTTelA-TAO optical observations
Date
2019-06-27T20:42:40Z (5 years ago)
From
Alexei Pozanenko at IKI, Moscow <apozanen@iki.rssi.ru>
A. Pozanenko (IKI), M. Krugov (AFIF), P. ��inaev (IKI), I. Reva (AFIF),
B. Grossan (ECL), E. Mazaeva (IKI), A. Volnova (IKI) report on behalf
of larger GRB IKI FuN collaboration:
We observed the field of the GRB 190627A (Sonbas al., GCN 24888)
with CDK700 telescope (NUTTelA-TAO project) of Assy-Turgen observatory
starting on June 27 (UT) 17:01:00 in R-filter. We clearly detect
the optical afterglow (Sonbas al., GCN 24888; Siegel al., GCN 24889).
Preliminary photometry of the afterglow is following.
Date UT start t-T0 Filter Exp. OT Err.
(mid, days) (s)
2019-06-27 17:19:20 0.25056 R 60 17.44 0.05
2019-06-27 19:10:35 0.32782 R 60 17.73 0.07
The photometry is based on the nearby USNO-B1 (R2) stars.