TITLE: GCN CIRCULAR NUMBER: 2370 SUBJECT: GRB 030823 observation at Ouda DATE: 03/08/28 11:35:23 GMT FROM: Taichi Kato at Kyoto U GRB 030823 observation at Ouda A. Imada, T. Kato (Kyoto U) and H. Yamaoka (Kyushu U) report: "We observed the entire SXC error circle of GRB (XRF) 030823 with Ouda 0.60-m telescope starting at Aug. 24.61 UT, i.e., 1.24 days after the burst. The limiting magnitude of a stacked Rc-band image (60 x 60 seconds exposure) is 20.5 mag, compared with USNO-A2.0 rmag. Visual comparison with the DSS 2 red image yields no new source." This message may be cited.