On January 30 and January 31, 1997, Kobayashi observed an object, P/1997 B1 Kobayashi, which was initially thought to be a minor planet and was reported to the IAU as such by Syuichi Nakano.
Pe 30 și 31 ianuarie 1997, Kobayashi a observat un obiect, P/1997 B1 Kobayashi, care, la început, a fost considerat a fi o planetă minoră.