GCN Circular 1567
K. Matsumoto (Okayama Univ.), T. Kawabata (BAO), K. Ayani (BAO), Y. Urata (Titech / RIKEN) and H. Yamaoka (Kyushu Univ.) report: We are observing the error circle of GRB021004 obtained by HETE-2 (Shirasaki et al. GCN 1565) with the Bisei Astronomical Observatory (BAO) 1.01-m telescope. We have confirmed the optical transient reported by Fox (GCN 1564). The R-magnitude was about 16.0 at Oct. 4 14:13 UT. The observation and more accurate photometry are in progress. This message may be cited.