object: 023P/1989 N1 Brorsen-Metcalf (1989o)
date of obs: Aug 13 1989
time of obs: 16:49-59 17:17-27 17:33-17:48 18:29-40 UT
place of obs: Mt.Fuji Japan
telescope: hypabolic astrograph 160-mm f/3.3
(Takahashi epsilon 160)
camera: Nikon
film: hypered TP2415
observer: Shigeru Kotajima
remarks: