event begin max end class region ----- ----- ----- ----- ----- ------ 1940 01:24 01:28 01:32 B1.4 1950 03:27 03:34 03:39 B3.8 1057 1960 05:39 05:44 05:48 B4.0 1980 09:32 09:37 09:40 B3.3 1057 2010 10:47 10:53 10:58 B2.8 2020 11:39 11:46 11:54 B2.4