year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2020, 09, 03, 05, 13,  120.809135,   61.160622,   8,  71,  311.406067,   12.998899,    41,   782
 2020, 09, 03, 05, 13,  121.876518,   61.392998,   8,  65,  315.818878,   18.468979,    70,   726
 2020, 09, 03, 05, 13,  121.874771,   61.402485,   8,  72,  312.191345,   15.502965,    71,   726
 2020, 09, 03, 05, 13,  121.853622,   61.401569,   8,  77,  316.629486,   20.433413,    71,   727
 2020, 09, 03, 05, 13,  125.795448,   61.583767,   8,  39,  303.997406,    5.970304,    84,   491
 2020, 09, 03, 05, 13,  125.781250,   61.583595,   8,  70,  310.473419,   10.372559,    84,   492
 2020, 09, 03, 05, 13,  125.666451,   61.582111,   8,  72,  312.410339,   11.427142,    84,   500
 2020, 09, 03, 05, 13,  125.651917,   61.581902,   8,  74,  313.583740,   12.389070,    84,   501
 2020, 09, 03, 05, 13,  125.781715,   61.594463,   8,  30,  303.912994,    5.664107,    85,   492
 2020, 09, 03, 05, 13,  125.665443,   61.592918,   9,  99,  358.393402,   79.878517,    85,   500
 2020, 09, 03, 05, 13,  125.650894,   61.592712,   9, 100,  360.875977,   86.638191,    85,   501
 2020, 09, 03, 05, 13,  125.940887,   61.607338,   8,  78,  318.106659,   17.104773,    86,   481
 2020, 09, 03, 05, 13,  125.926132,   61.607151,   9,  89,  334.028015,   36.474567,    86,   482
 2020, 09, 03, 05, 13,  125.911613,   61.606979,   8,  71,  314.639740,   13.345727,    86,   483
 2020, 09, 03, 05, 13,  125.663528,   61.614521,   8,  52,  313.654053,   11.570457,    87,   500
 2020, 09, 03, 05, 13,  125.677597,   61.625553,   8,  70,  325.562286,   22.060629,    88,   499
 2020, 09, 03, 05, 13,  125.662872,   61.625340,   9,  93,  342.398193,   46.977982,    88,   500
 2020, 09, 03, 05, 13,  125.721527,   61.647888,   9,  90,  336.001556,   37.379715,    90,   496
 2020, 09, 03, 05, 13,  125.707268,   61.647667,   8,  42,  315.392456,   12.606678,    90,   497
 2020, 09, 03, 05, 13,  125.692940,   61.647449,   8,  31,  304.220215,    5.137111,    90,   498
 2020, 09, 03, 05, 13,  125.580353,   61.717514,   8,  65,  317.303772,   13.593583,   103,   505
 2020, 09, 03, 05, 13,  125.566170,   61.717304,   9,  93,  343.959106,   49.103092,   103,   506
 2020, 09, 03, 05, 13,  125.565025,   61.728065,   8,  65,  320.092041,   15.526017,   104,   506
 2020, 09, 03, 05, 13,  125.550911,   61.727856,   9,  87,  330.208038,   27.093777,   104,   507
 2020, 09, 03, 05, 13,  125.535309,   61.749187,   8,  66,  312.107147,   10.047964,   106,   508
 2020, 09, 03, 05, 13,  125.521324,   61.748959,   9,  94,  344.436646,   51.207226,   106,   509
 2020, 09, 03, 05, 13,  112.806480,   61.346889,   9,  92,  341.414734,   40.214310,   166,  1217
 2020, 09, 03, 05, 13,  127.741928,   62.423359,   7,  27,  300.397705,    8.231538,   205,   363
 2020, 09, 03, 05, 13,  121.379936,   62.297806,   8,  55,  303.206909,    8.474401,   212,   738