hec_id,time_start,time_peak,time_end,nar,lat_hg,long_hg,long_carr,xray_class,optical_class 23153749,2021-10-30 02:27:00.0,2021-10-30 02:41:00.0,2021-10-30 02:58:00.0,,,,,B6.6, 23153750,2021-10-30 03:07:00.0,2021-10-30 03:15:00.0,2021-10-30 03:19:00.0,,,,,C3.9, 23153751,2021-10-30 05:20:00.0,2021-10-30 05:30:00.0,2021-10-30 05:38:00.0,,,,,B6.3, 23153752,2021-10-30 08:40:00.0,2021-10-30 08:47:00.0,2021-10-30 08:51:00.0,,,,,B6.6, 23153753,2021-10-30 09:14:00.0,2021-10-30 09:22:00.0,2021-10-30 09:32:00.0,,,,,C1.0, 23153754,2021-10-30 09:47:00.0,2021-10-30 09:53:00.0,2021-10-30 09:58:00.0,,,,,C1.6, 23153755,2021-10-30 13:33:00.0,2021-10-30 13:44:00.0,2021-10-30 13:48:00.0,,,,,C0.9, 23153756,2021-10-30 15:12:00.0,2021-10-30 15:29:00.0,2021-10-30 15:38:00.0,,,,,C3.1, 23153757,2021-10-30 16:18:00.0,2021-10-30 16:21:00.0,2021-10-30 16:25:00.0,,,,,C1.2, 23153758,2021-10-30 17:52:00.0,2021-10-30 17:56:00.0,2021-10-30 18:00:00.0,,,,,B7.9, 23153759,2021-10-30 19:27:00.0,2021-10-30 19:31:00.0,2021-10-30 19:37:00.0,,,,,B7.8, 23153760,2021-10-30 19:49:00.0,2021-10-30 19:57:00.0,2021-10-30 20:04:00.0,,,,,B6.6, 23153761,2021-10-30 21:22:00.0,2021-10-30 21:29:00.0,2021-10-30 21:35:00.0,,,,,C1.0, 23153762,2021-10-30 22:26:00.0,2021-10-30 22:31:00.0,2021-10-30 22:39:00.0,,,,,B6.2, 23153763,2021-10-30 23:45:00.0,2021-10-30 23:52:00.0,2021-10-30 23:58:00.0,,,,,B7.0,