event begin max end class region ----- ----- ----- ----- ----- ------ 1680 07:56 08:26 09:05 C1.0 1710 18:51 18:56 19:01 B9.7 3270 1730 20:18 20:29 20:39 C1.8 3270 1750 21:44 21:54 21:58 C1.3 3270 1780 21:58 22:03 22:12 C1.3 3270 1770 23:04 23:13 23:23 C3.4 3270