year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2020, 08, 30, 17, 10,  117.710526,    4.446052,   9,  85,  312.662903,   15.033180,   268,   791
 2020, 08, 30, 17, 10,  117.702629,    4.441073,   8,  66,  305.925598,    9.341456,   273,   791
 2020, 08, 30, 17, 10,  117.711945,    4.439658,   8,  45,  301.913544,    7.019142,   273,   792