Masanori Terasako (1951– ) is a renowned amateur astronomer in Japan. Terasako started his visual comet searching in 1971, and after sweeping for 1374 hours he discovered C/1987 B2. He is also famous for his telescopic meteor observations. (M 43192) _ _.
Discovered on 12-10-1997 in Kuma Kogen by Nakamura, A.