year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2020, 09, 18, 05, 32,  121.845673,   61.226902,   8,  51,  313.794678,   15.747543,     2,   439
 2020, 09, 18, 05, 32,  121.830620,   61.226814,   8,  46,  307.602936,   11.822204,     2,   440
 2020, 09, 18, 05, 32,  121.753448,   61.270702,   7,   0,  304.816284,   10.137601,     6,   445
 2020, 09, 18, 05, 32,  131.062317,   61.164181,   7,  24,  300.055115,   23.346912,    24,     5
 2020, 09, 18, 05, 32,  126.004311,   61.510708,   8,  36,  302.052521,   13.061057,    43,   205
 2020, 09, 18, 05, 32,  126.023178,   61.511551,   7,  28,  300.840698,   11.905053,    51,   204
 2020, 09, 18, 05, 32,  126.001114,   61.512077,   7,  18,  300.487061,   11.417125,    51,   205
 2020, 09, 18, 05, 32,  125.537125,   61.622791,   8,  67,  311.706848,   21.993975,    59,   228
 2020, 09, 18, 05, 32,  112.812111,   61.346539,   9,  91,  352.479492,   59.578579,    73,   966
 2020, 09, 18, 05, 32,  112.796951,   61.345413,   8,  65,  314.634521,   13.803275,    73,   967
 2020, 09, 18, 05, 32,  105.815102,   60.782467,   9,  81,  320.930908,   13.427342,    95,  1371
 2020, 09, 18, 05, 32,  105.805725,   60.783840,   9,  80,  320.783600,   13.311351,    96,  1371
 2020, 09, 18, 05, 32,  127.622536,   61.823910,   8,  32,  312.355347,   27.776197,   103,   134
 2020, 09, 18, 05, 32,  121.931129,   62.123337,   8,  67,  311.002014,   16.142933,   136,   428
 2020, 09, 18, 05, 32,  122.242775,   62.194878,   8,  46,  301.251709,    9.522986,   149,   408
 2020, 09, 18, 05, 32,  127.615364,   62.404522,   8,  65,  309.428802,   25.627823,   188,   137
 2020, 09, 18, 05, 32,  127.590149,   62.405354,   7,  25,  300.336273,   14.467218,   188,   138
 2020, 09, 18, 05, 32,  127.608467,   62.400150,   8,  59,  317.591003,   38.104053,   196,   137
 2020, 09, 18, 05, 32,  127.543617,   62.455750,   8,  57,  305.505005,   19.294079,   200,   140
 2020, 09, 18, 05, 32,  127.976845,   62.507404,   8,  42,  317.972229,   38.500881,   205,   123
 2020, 09, 18, 05, 32,  127.994797,   62.515022,   8,  77,  322.242828,   47.493446,   214,   122
 2020, 09, 18, 05, 32,  127.969688,   62.516003,   8,  57,  311.810120,   27.836046,   214,   123
 2020, 09, 18, 05, 32,  127.817917,   62.570347,   8,  47,  306.047852,   22.826843,   226,   129
 2020, 09, 18, 05, 32,  119.865967,   63.135918,   8,  36,  300.507294,    6.187097,   296,   558
 2020, 09, 18, 05, 32,  119.851624,   63.135647,   9,  87,  379.526459,  139.662491,   296,   559
 2020, 09, 18, 05, 32,  119.837212,   63.135387,   8,  68,  336.500732,   37.445118,   296,   560
 2020, 09, 18, 05, 32,  117.418243,   63.278614,   8,  66,  310.388947,   19.539719,   328,   692