event begin max end class region ----- ----- ----- ----- ----- ------ 0520 03:33 03:43 03:52 B6.1 0530 05:22 05:37 05:53 B6.3 2346 0560 06:01 06:11 06:17 B9.8 2346 0570 06:57 07:06 07:17 C1.1 2349 0640 20:39 20:47 20:56 B4.2