event begin max end class region ----- ----- ----- ----- ----- ------ 6510 01:41 01:48 01:54 B9.9 4191 6530 03:56 04:04 04:12 C1.2 4191 6560 17:56 18:51 19:02 M1.7 6670 18:55 18:59 19:02 M1.7 6570 18:55 18:59 19:02 M1.8