Next Day Previous Day Time(st,pk,en)=1997/01/27 14:21, 14:25, 14:30,  Class=B1.3 Time(st,pk,en)=1997/01/29 15:15, 15:19, 15:24,  Class=B1.0, N02E42 Time(st,pk,en)=1997/01/29 18:41, 18:47, 18:53,  Class=B1.2 Time(st,pk,en)=1997/01/29 19:13, 19:17, 19:20,  Class=B5.8, N02E40