TITLE: GCN GRB OBSERVATION REPORT NUMBER: 1964 SUBJECT: GRB030324, optical observations DATE: 03/03/26 21:46:18 GMT FROM: Vasilij Rumjantsev at CrAO V.Rumyantsev (CrAO) and A.Pozanenko (IKI) report: We have observed the full error box of GRB 030324 (HETE Trigger #2641, Seq_Num: 5) in CrAO with AT-64 telescope. 10 unfiltered images were obtained in March, 24 between (UT) 20:20 and 20:56. No afterglow candidate was found in comparison with DSS2. Using photometry by A. Henden (GCN 1950) R-band we estimate the limiting magnitudes of combined images (S/N=3) as following Start time (UT) telescope exposure limiting mag. March 24 20:20 AT-64 10x180 s 20.0 This message can be cited.