TITLE:   GCN GRB OBSERVATION REPORT
NUMBER:  3831
SUBJECT: GRB050819: RTT150 optical observations
DATE:    05/08/20 08:21:32 GMT
FROM:    Irek Khamitov at TUG  <irekk@tug.tug.tubitak.gov.tr>

I. Bikmaev, A. Galeev, N. Sakhibullin (KSU/AST),
R. Burenin, M. Pavlinsky, R. Sunyaev (IKI),
I. Khamitov, Z. Aslan (TUG), U. Kiziloglu (METU), E. Gogus (Sabanci Uni.),

report:

     We have observed the error box of GRB 050819 (S. Barthelmy, et al.,
GCN 3790) with the Russian-Turkish 1.5-m telescope (Bakirlitepe, TUBITAK
National Observatory,Turkey).
     We made a series of 30s and 100s exposures in R between
UT 18:35 - 22:15, August 19, 2005, under full Moon conditions.
We have found no variable source brighter than  magnitude R ~= 21.6

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