object: C/1989 Q1 Okazaki-Levy-Rudenko(1989r) date of obs: Nov 25 1989 20:01-20:08 UT place of obs: Yamanashi Japan telescope: hypabolic astrograph 160-mm f/3.3 (Takahashi epsilon 160) camera: Nikon film: hypered TP2415 observer: Shigeru Kotajima remarks: Metcalf guiding method