event begin max end class region ----- ----- ----- ----- ----- ------ 6490 02:43 02:47 02:54 M1.3 3998 6570 11:20 11:59 12:44 M3.6 3998 6610 17:52 17:58 18:02 C4.2 3998 6620 18:06 18:10 18:17 C4.1 4000