[vsnet-grb-info 21380] GRB 181201A: Zeiss-1000/CrAO optical observations
GCN Circulars
gcncirc at capella2.gsfc.nasa.gov
Sun Dec 2 08:22:58 JST 2018
TITLE: GCN CIRCULAR
NUMBER: 23479
SUBJECT: GRB 181201A: Zeiss-1000/CrAO optical observations
DATE: 18/12/01 23:21:37 GMT
FROM: Alina Volnova at SAI MSU <alinusss at gmail.com>
E. Mazaeva (IKI), A. Volnova (IKI), A. Pozanenko (IKI), I. Nikolenko
(CrAO),
A. Novichonok (KIAM, PetrSU), I. Molotov (KIAM)
report on behalf of larger GRB follow-up collaboration:
We observed the field of the INTEGRAL GRB 181201A (Mereghetti et al.,
GCN 23469) with Zeiss-1000/Koshka (CrAO) telescope starting Dec 01,
16:55:28 UT. We obtained several frames in R filter. The optical
afterglow (Podesta et al., GCN 23470; Kong, GCN 23475) is clearly
detected in the stacked frame. Preliminary photometry is following:
Date UT start t-T0 Filter Exp. OT Err.
(mid, days) (s)
2018-12-01 16:55:28 0.60359 R 23*60 17.17 0.05
The photometry is based on SDSS DR12 nearby stars.
More information about the vsnet-grb-info
mailing list