year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2020, 07, 01, 17, 19,  127.708374,   62.379631,   8,  31,  307.230774,    7.679029,    33,  1002
 2020, 07, 01, 17, 19,  127.723404,   62.378418,   8,  56,  307.761261,    8.502294,    33,  1003
 2020, 07, 01, 17, 19,  127.672707,   62.366028,   8,  74,  326.840942,   20.491739,    35,  1000
 2020, 07, 01, 17, 19,  127.669853,   62.358021,   7,  27,  314.349487,   11.279984,    36,  1000
 2020, 07, 01, 17, 19,  113.163727,   61.542587,   8,  75,  308.634033,   23.091745,   218,   188
 2020, 07, 01, 17, 19,  113.158478,   61.542320,   9,  80,  310.423279,   25.192120,   226,   188
 2020, 07, 01, 17, 19,  137.786530,   59.378899,   9,  85,  312.345093,   11.369214,   287,  1704
 2020, 07, 01, 17, 19,  110.889885,   59.796440,   9,  88,  313.744019,   37.749203,   476,    85
 2020, 07, 01, 17, 19,  110.883331,   59.803982,   9,  91,  315.331940,   40.857674,   484,    85