[vsnet-grb-info 21408] GRB 181201A: continued optical observations in TSHAO

[GCN Circulars]

TITLE:   GCN CIRCULAR
NUMBER:  23507
SUBJECT: GRB 181201A: continued optical observations in TSHAO
DATE:    18/12/04 18:59:33 GMT
FROM:    Alexei Pozanenko at IKI, Moscow  <apozanen at iki.rssi.ru>

I. Reva (AFIF), M. Krugov (AFIF), A. Volnova (IKI), E. Mazaeva (IKI), S. 
Belkin (IKI), A. Pozanenko (IKI)  report on behalf of IKI-FuN follow-up 
collaboration:

We continue observations  the  optical afterglow (e.g. Podesta et al., 
GCN  23470; Kong  GCN 23475)  of INTEGRAL GRB 181201A (Mereghetti et 
al., GCN  23469)   with Zeiss-1000 1-m telescope of Tien Shan 
Astronomical Observatory.  Preliminary photometry  of the afterglow in 
R-filter on December 04 is following

Date       UT start t-T0    Filter Exp.    OT    Err.
                     (mid, days)    (s)

2018-12-04 12:19:26 3.4202   R     2400    19.67 0.07

The photometry is based on the SDSS-DR12 star

SDSS-DR12_id            R(Lupton)
J211710.81-123706.3     16.296