TITLE: GCN GRB OBSERVATION REPORT NUMBER: 2029 SUBJECT: GRB 030329, optical observations DATE: 03/03/30 20:00:50 GMT FROM: Sylvio Klose at TLS Tautenburg S. Klose, C. Hoegner (Thueringer Landessternwarte Tautenburg), J. Greiner (MPE Garching) report: We observed the field of GRB 030329 (HETE trigger #2652) with the Tautenburg Schmidt telescope equipped with the prime focus CCD camera (2k x 2k). Based on the secondary standard star at RA, DEC (J2000) = 10:44:54.43, 21:34:28.6 (R=13.69, I=13.28) provided by Henden (GCN 2023), we measure for the afterglow R=16.4 at 18:54 -- 19:02 UT and I=15.9 at 18:46 -- 18:54 UT with an estimated error of 0.1 mag.