year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2020, 12, 23, 05, 18,  121.190300,   12.729881,   8,  50,  307.224243,    3.615025,    28,  1393
 2020, 12, 23, 05, 18,  120.415810,   14.492910,   8,  77,  319.388062,    9.076272,   306,  1442
 2020, 12, 23, 05, 18,  120.408600,   14.491861,   8,  61,  309.031494,    3.139226,   306,  1443
 2020, 12, 23, 05, 18,  120.126183,   15.335647,   8,  56,  313.295929,    6.011568,   437,  1455