event begin max end class region ----- ----- ----- ----- ----- ------ 0230 01:23 01:29 01:35 B3.1 2918 0240 01:59 02:07 02:12 B2.6 2918 0250 02:49 02:57 03:05 B1.8 2918 0260 05:14 05:24 05:29 B4.7 2918 0290 11:44 11:58 12:28 B3.4 0300 15:09 15:21 15:38 B4.2