year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2021, 01, 12, 05, 50,  106.711411,   39.416943,   8,  49,  301.722260,    5.381558,   250,  1540
 2021, 01, 12, 05, 50,  109.739716,   40.625629,   9,  80,  320.486938,   19.441648,   370,  1200
 2021, 01, 12, 05, 50,  106.909584,   40.705353,   8,  60,  304.752167,    7.343458,   436,  1475
 2021, 01, 12, 05, 50,  107.393188,   40.895065,   8,  60,  305.012451,    7.603302,   454,  1419