year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2020, 12, 09, 04, 47,  122.645515,   41.033504,   9,  88,  333.491821,   26.247471,   551,  1483
 2020, 12, 09, 04, 47,  122.999275,   41.163864,   9,  80,  319.778564,   15.951225,   563,  1442
 2020, 12, 09, 04, 47,  122.594383,   42.035378,   8,  76,  315.306213,   12.894099,   700,  1455
 2020, 12, 09, 04, 47,  130.502899,   42.914024,   8,  66,  307.780670,   17.280296,   709,   742