year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2020, 07, 20, 05, 41,  113.343063,    3.536246,   8,  69,  312.255737,    4.895552,   118,  1881
 2020, 07, 20, 05, 41,  115.774017,    3.955345,   9,  81,  322.046936,   11.623715,   125,  1536
 2020, 07, 20, 05, 41,  115.778946,    3.969667,   9,  85,  327.398132,   14.914874,   127,  1535
 2020, 07, 20, 05, 41,  115.758186,    3.966523,   8,  34,  309.769226,    4.237727,   127,  1538
 2020, 07, 20, 05, 41,  115.762444,    3.980522,   8,  37,  306.985138,    3.551450,   129,  1536
 2020, 07, 20, 05, 41,  114.343346,    4.616937,   8,  54,  310.396057,    3.568494,   255,  1715
 2020, 07, 20, 05, 41,  115.658882,    6.350321,   8,  54,  312.320770,    5.921021,   482,  1477