TITLE: GCN GRB OBSERVATION REPORT NUMBER: 1929 SUBJECT: GRB 030226: Optical observations DATE: 03/03/06 09:12:48 GMT FROM: Vasilij Rumjantsev at CrAO V.Rumyantsev (CrAO), L.Sergeeva(CrAO) and A.Pozanenko (IKI) report: We have obtained 8 exposures (180-s each) of the GRB 030226 error box (HETE #10893). The images were taken with the AZT-8 telescope (0.7m) of Crimean Astrophysical Observatory in R filter and cover the period (UT) Feb, 26 23:55 - Feb, 27 02:25. In a co-added image the OT is clearly visible at the position reported by D. Fox et al. (GCN 1880). The brightness was estimated in respect to the stars A and B of GCN 1885 (P. Garnavich et al), using photometry by A. Henden (GCN 1916): Start time (UT) exposure OT Feb 26 23:55 8x180 s 20.37+/-0.16 (R-band) The image is available at http://grb.rssi.ru/GRB030226/ This message can be cited.