GCN Circular 2005
Subject
GRB030329: Optical observations
Date
2003-03-29T23:08:58Z (22 years ago)
From
Vasilij Rumjantsev at CrAO <rum@crao.crimea.ua>
V.Rumyantsev, E.Pavlenko, Y.Efimov, K.Antoniuk, O.Antoniuk, N.Primak (CrAO)
and A.Pozanenko
(IKI) report:
We have observed the GRB030329 (HETE #2652) and OT of the GRB found by
B.A. Peterson and P.A. Price (GCN 1985) with Cassegrain 38-cm telescope of
CrAO.
Several 180 sec. exposures of R (Johnson) filter were obtained.
The photometry of the OT in respect to the star of USNO �2.0 - 1050-6351075
(the star A in the figure in
http://grb.rssi.ru/GRB030329/030329_030329_at64.gif) is following:
Star A (USNO �2.0 - 1050-6351075)
RA =10 44 54.49
DEC=+21 34 29.8
R=14.00 B=14.90
JD Hel = 52728.2293 delR=0.17
.2318 delR=0.26
.2349 delR=0.23
.2397 delR=0.27
The figure of the OT can be found in
http://grb.rssi.ru/GRB030329/030329_030329_at64.gif
Preliminary results of photometry with AZT-11 telescope of CrAO are
following:
start (JD) 52728.26714
end (JD) 52728.31593
Date JD U B V R I
52728.2932 14.25 14.95 14.49 14.02 13.65
52728.2932 0.018 0.019 0.030 0.017 0.027 error
CrAO telescopes will continue to monitor the OT.
This message may be cited.