hec_id,time_start,time_peak,time_end,nar,lat_hg,long_hg,long_carr,xray_class,optical_class
30596691,2017-08-21 00:50:00.0,2017-08-21 01:02:00.0,2017-08-21 01:07:00.0,12671,11.0,3.0,302.8,B4.9," SF"
30596692,2017-08-21 02:29:00.0,2017-08-21 02:34:00.0,2017-08-21 02:42:00.0,12672,,,,B7.3,
30596693,2017-08-21 03:05:00.0,2017-08-21 03:16:00.0,2017-08-21 03:30:00.0,12672,10.0,-78.0,220.5,C5.9," SF"
30596694,2017-08-21 05:59:00.0,2017-08-21 06:10:00.0,2017-08-21 06:18:00.0,12671,,,,B5.0,
30596695,2017-08-21 07:22:00.0,2017-08-21 07:40:00.0,2017-08-21 07:46:00.0,12671,,,,B9.3,
30596696,2017-08-21 09:48:00.0,2017-08-21 09:51:00.0,2017-08-21 09:54:00.0,12671,,,,B3.4,
30596697,2017-08-21 10:31:00.0,2017-08-21 11:03:00.0,2017-08-21 11:38:00.0,12671,10.0,13.0,307.4,B8.6," SF"
30596698,2017-08-21 17:39:00.0,2017-08-21 17:57:00.0,2017-08-21 18:01:00.0,,,,,C3.0,
30596699,2017-08-21 20:12:00.0,2017-08-21 20:22:00.0,2017-08-21 20:26:00.0,12671,9.0,23.0,312.1,C1.5," SF"
30596700,2017-08-21 21:47:00.0,2017-08-21 22:38:00.0,2017-08-21 22:58:00.0,12671,10.0,20.0,308.2,C1.5," 1F"