Next Day Previous Day 1997/07/30 04:45, V= 104 km/s, W=360 deg, PA= -1 deg 1997/07/30 19:32, V= 530 km/s, W= 65 deg, PA= 95 deg 1997/08/01 02:40, V= 183 km/s, W= 53 deg, PA= 97 deg 1997/08/02 16:55, V= 218 km/s, W= 39 deg, PA= 81 deg Time(st,pk,en)=1997/08/01 23:58, 00:06, 00:20,  Class=B1.8 Time(st,pk,en)=1997/08/01 23:59, 00:07, 00:20,  Class=B1.6