year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2020, 08, 12, 19, 13,  113.163521,   61.541119,   9,  97,  318.816681,   15.840627,    65,  1843
 2020, 08, 12, 19, 13,  112.805634,   61.351185,   9, 100,  337.614044,   31.695988,   101,  1832
 2020, 08, 12, 19, 13,  112.800339,   61.344791,   9, 100,  328.489532,   22.837994,   102,  1832
 2020, 08, 12, 19, 13,  103.096214,   60.833347,   9,  88,  313.902069,   12.983208,   389,  1245
 2020, 08, 12, 19, 13,  103.108719,   60.824535,   9, 100,  328.713501,   24.984394,   390,  1246
 2020, 08, 12, 19, 13,   97.358192,   60.846714,   8,  43,  301.652802,    7.348791,   468,   929
 2020, 08, 12, 19, 13,   97.411957,   60.766430,   9,  92,  315.653442,   15.716388,   477,   934
 2020, 08, 12, 19, 13,   96.501511,   60.429840,   9, 100,  346.908173,   57.280872,   538,   885
 2020, 08, 12, 19, 13,   96.517921,   60.428753,   9, 100,  340.722717,   46.321438,   538,   886
 2020, 08, 12, 19, 13,   96.236443,   60.438343,   8,  55,  303.361481,    9.173396,   539,   869
 2020, 08, 12, 19, 13,   96.252853,   60.437290,   9, 100,  361.071228,   91.590179,   539,   870
 2020, 08, 12, 19, 13,   96.511238,   60.383659,   8,  64,  305.325104,   10.131962,   547,   887
 2020, 08, 12, 19, 13,  108.394707,   58.644047,   7,  23,  301.530304,    4.691206,   597,  1686
 2020, 08, 12, 19, 13,  107.602974,   58.448475,   8,  67,  306.241241,    8.013242,   644,  1640
 2020, 08, 12, 19, 13,   98.546104,   59.332890,   8,  41,  301.435028,    8.468949,   680,  1036
 2020, 08, 12, 19, 13,   96.999817,   59.202377,   8,  75,  308.765411,   10.673457,   717,   944
 2020, 08, 12, 19, 13,   96.997215,   59.194134,   9,  96,  317.785889,   15.763138,   718,   944
 2020, 08, 12, 19, 13,   96.992828,   59.198013,   9,  93,  316.393707,   15.999225,   721,   944
 2020, 08, 12, 19, 13,   97.007431,   59.196888,   8,  67,  306.287811,    9.229882,   721,   945
 2020, 08, 12, 19, 13,   98.223770,   58.818714,   8,  37,  309.053406,   12.527560,   761,  1030
 2020, 08, 12, 19, 13,   98.155426,   58.792198,   8,  77,  309.158020,   13.945572,   765,  1027
 2020, 08, 12, 19, 13,  105.884712,   57.874756,   9,  91,  315.186066,   11.845947,   766,  1543