hec_id,time_start,time_peak,time_end,nar,lat_hg,long_hg,long_carr,xray_class,optical_class
30575098,2015-03-22 21:33:00.0,2015-03-22 21:39:00.0,2015-03-22 21:46:00.0,,,,,C1.1,
30575099,2015-03-22 22:12:00.0,2015-03-22 22:18:00.0,2015-03-22 22:24:00.0,,,,,C1.3,