Skip to main content
GCN at AAS 245, Legacy Circulars Address Retirement. See news and announcements

GCN Circular 3274

Subject
GRB050416: Maidanak optical observations
Date
2005-04-16T17:45:24Z (20 years ago)
From
Alexei Pozanenko at IKI, Moscow <apozanen@iki.rssi.ru>
B. Kahharov, M. Ibrahimov,  D. Sharapov (MAO), A.Pozanenko (IKI)
V.Rumyantsev (CrAO),  G.Beskin (SAO) on behalf of larger collaboration
report:

We observed the  Swift GRB050416  (Sakamoto et al. GCN3264) with 1.5m
telescope of  the Maidanak Astronomical Observatory (MAO), Uzbekistan  The
observation started at (UT) 15:34 , April 16 in R and B bands.  We found a
source at the position afterglow (Cenko & Fox GCN3265).   A preliminary
R-photometry of first frames against of USNO-B1.0 Catalog is the following:

Mean time    Exposure    Mag.
(UT)            (s)

15:44         3x300     20.85 +/- 0.12

Observation is continuing.
Looking for U.S. government information and services? Visit USA.gov