TITLE: GCN GRB OBSERVATION REPORT NUMBER: 1566 SUBJECT: GRB 021004: Kyoto observation DATE: 02/10/04 16:00:08 GMT FROM: Hitoshi Yamaoka at Kyushu U., VSNET-GRB collab. M. Uemura, R. Ishioka, T. Kato (Kyoto U.) and H. Yamaoka (Kyushu U.) report on behalf of VSNET-GRB collaboration: We are observing the WXM error box of GRB 021004 (GCN 1565) from Oct. 4 12:41 UT with 0.30-m telescope (+unfiltered CCD) at Kyoto University. First 30sec * 52 exposure were obtained until 13:16 UT. An inspection of a integrated image reveal the optical afterglow candidate (Fox et al., GCN 1564) at R mag about 16.3, which confirms further rapid decline of this object. The observation and analysis are in progress. This message can be cited.