Next Day Previous Day 2017/11/20 23:06, V= 146 km/s, W= 93 deg, PA=277 deg 2017/11/21 02:48, V= 236 km/s, W= 31 deg, PA=267 deg 2017/11/21 15:12, V= 202 km/s, W= 50 deg, PA= 66 deg Time(st,pk,en)=2017/11/21 01:58, 02:03, 02:10,  Class=B1.7 Time(st,pk,en)=2017/11/23 09:06, 09:14, 09:22,  Class=B1.7 Time(st,pk,en)=2017/11/25 05:21, 07:46, 09:54,  Class=B1.6