Next Day Previous Day 2017/12/15 10:36, V= 192 km/s, W= 79 deg, PA=259 deg 2017/12/15 14:24, V= 197 km/s, W= 94 deg, PA=119 deg 2017/12/17 09:12, V= 129 km/s, W= 39 deg, PA= 75 deg 2017/12/19 00:36, V= 207 km/s, W= 64 deg, PA= 67 deg Time(st,pk,en)=2017/12/19 19:52, 19:58, 20:03,  Class=B2.4 Time(st,pk,en)=2017/12/20 07:56, 08:00, 08:06,  Class=B1.6 Time(st,pk,en)=2017/12/20 18:14, 18:22, 18:27,  Class=B3.0 Time(st,pk,en)=2017/12/20 20:49, 20:53, 21:01,  Class=B1.2 Time(st,pk,en)=2017/12/20 23:28, 23:31, 23:34,  Class=B1.0