object: C/1996 B2 Hyakutake date of obs: Apr 18 1996 11:40-11:44 UT place of obs: Yamanakakomura Yamanashi Japan telescope: Hyperboloid Astro Camera (Takahashi epsilon 160 D=160mm F3.3) camera: Olympus OM1 film: Fujicolor ACE400, Hi-Con II developer equatorial: Takahashi EM200 observer: Shigeru Kotajima remarks: