year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2021, 03, 23, 01, 11,    6.691950,    5.458421,   8,  63,  305.188629,    6.403730,    21,  1956
 2021, 03, 23, 01, 11,    6.656963,    5.384884,   8,  78,  309.678253,    8.638577,    33,  1954
 2021, 03, 23, 01, 11,    5.882151,    5.438051,   7,  19,  300.611633,    4.386281,    43,  1854
 2021, 03, 23, 01, 11,    7.152194,    4.425073,   8,  44,  301.830017,    3.694063,   163,  2038
 2021, 03, 23, 01, 11,    7.160708,    4.423709,   8,  74,  308.172516,    7.614524,   163,  2039
 2021, 03, 23, 01, 11,    7.976195,    4.145068,   8,  52,  307.174255,    7.693439,   184,  2133
 2021, 03, 23, 01, 11,    7.494888,    4.014425,   8,  66,  309.420532,    8.083386,   215,  2086
 2021, 03, 23, 01, 11,    7.293377,    3.992193,   8,  56,  307.687164,    6.474730,   224,  2065
 2021, 03, 23, 01, 11,    7.396599,    3.574727,   9,  84,  314.063568,   12.406115,   282,  2086