event begin max end class region ----- ----- ----- ----- ----- ------ 1970 00:03 00:12 00:19 C8.7 1982 2000 01:56 01:59 02:03 C2.1 1982 2010 03:27 03:53 04:18 C3.7 1982 2060 11:55 12:05 12:14 C2.4 1991 2070 12:45 12:53 13:13 C2.5 1990 2100 15:47 16:45 17:00 C2.5 1987 2120 18:08 18:14 18:21 C1.7 1986 2170 23:11 23:19 23:26 M1.1 1986