event begin max end class region ----- ----- ----- ----- ----- ------ 3590 01:09 01:13 01:18 B3.5 3600 01:20 01:24 01:28 B3.8 3610 02:56 03:03 03:09 B3.6 3630 09:51 09:55 09:59 B5.4 2790 3640 14:29 14:38 14:57 B6.0 2790 3660 15:46 16:32 17:33 C7.4 2790