event begin max end class region ----- ----- ----- ----- ----- ------ 4490 02:30 02:51 03:28 C1.4 2002 4540 07:21 07:57 08:10 C7.2 1996 4610 10:55 11:05 11:11 M2.5 1996 4650 17:20 17:40 17:54 C5.3 1996 4700 22:28 22:34 22:39 M9.3 1996