year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2021, 01, 05, 04, 41,  122.564301,   40.641209,   8,  73,  313.112701,   12.254640,   335,  1667
 2021, 01, 05, 04, 41,  122.419678,   41.053745,   9,  85,  328.053253,   21.956873,   399,  1667
 2021, 01, 05, 04, 41,  122.997284,   41.163422,   9,  91,  339.206726,   32.072651,   402,  1602
 2021, 01, 05, 04, 41,  122.474907,   41.755993,   8,  58,  304.270233,    8.090913,   501,  1635
 2021, 01, 05, 04, 41,  109.740509,   40.623978,   8,  51,  309.060089,   19.301456,   733,  2812
 2021, 01, 05, 04, 41,  109.740677,   40.627922,   8,  69,  310.063690,   19.711950,   740,  2811