year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2020, 09, 23, 05, 33,  108.726830,   40.737324,   8,  59,  306.847595,    3.823589,   136,  1780
 2020, 09, 23, 05, 33,  108.515038,   41.575581,   8,  50,  304.756470,    2.809344,   264,  1770
 2020, 09, 23, 05, 33,  118.279694,   42.937992,   8,  50,  307.693939,    8.242589,   286,   824
 2020, 09, 23, 05, 33,  118.271881,   42.936218,   8,  64,  306.613922,    6.999009,   290,   824