event begin max end class region ----- ----- ----- ----- ----- ------ 3930 00:18 00:21 00:28 B5.0 1845 3970 07:58 08:17 08:52 C1.8 1850 4010 11:54 12:00 12:12 B8.6 1850 4020 14:50 14:56 15:01 B7.2 1850 4040 16:27 16:31 16:42 B8.1 1850 4050 18:38 18:41 18:44 B5.4 4070 22:59 23:00 23:02 C1.2 1850