object: C/1996 B2 Hyakutake date of obs: Apr 18 1996 11:53-11:54 UT place of obs: Yamanakakomura Yamanashi Japan camera: Nikkon FM2, AI-Nikkor 135mm F2(2.8)lens film: Fujicolor ACE400, Hi-Con II developer equatorial: Takahashi EM200 observer: Shigeru Kotajima remarks: