event begin max end class region ----- ----- ----- ----- ----- ------ 6810 06:45 06:49 06:52 C2.1 1944 6820 07:21 07:26 07:29 C3.2 1940 6850 15:40 15:48 16:09 C6.5 1944 6870 18:40 18:52 19:03 M9.9 1936