year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2020, 07, 11, 03, 42,  117.543694,   51.535698,   8,  68,  309.085693,   11.030818,    25,  2826
 2020, 07, 11, 03, 42,  128.227432,   54.698120,   8,  77,  317.756256,   11.808630,    78,  1965
 2020, 07, 11, 03, 42,  126.614182,   54.503490,   8,  53,  310.889587,    7.004822,    99,  2075
 2020, 07, 11, 03, 42,  126.599876,   54.500393,   9,  80,  321.922455,   16.961870,    99,  2076
 2020, 07, 11, 03, 42,  126.595467,   54.507484,   9,  94,  345.682159,   47.769436,   100,  2076
 2020, 07, 11, 03, 42,  120.705292,   53.236584,   8,  69,  310.921692,   11.596713,   124,  2495
 2020, 07, 11, 03, 42,  120.690727,   53.232510,   9,  84,  326.203094,   31.767174,   124,  2496
 2020, 07, 11, 03, 42,  120.700600,   53.234718,   8,  58,  317.709045,   19.461668,   129,  2495
 2020, 07, 11, 03, 42,  120.685661,   53.230453,   8,  59,  319.288818,   21.585405,   129,  2496
 2020, 07, 11, 03, 42,  126.565178,   55.156807,   8,  79,  321.481720,   11.964100,   191,  2050
 2020, 07, 11, 03, 42,  126.572037,   55.160400,   9,  89,  336.513458,   27.132383,   193,  2049
 2020, 07, 11, 03, 42,  126.557678,   55.157310,   9,  91,  340.158630,   32.186844,   193,  2050
 2020, 07, 11, 03, 42,  126.567543,   55.167377,   8,  73,  321.856476,   11.161356,   194,  2049
 2020, 07, 11, 03, 42,  126.553337,   55.164330,   9,  91,  340.574615,   33.481487,   194,  2050
 2020, 07, 11, 03, 42,  125.358658,   55.399414,   9,  96,  350.346832,   59.181892,   263,  2109
 2020, 07, 11, 03, 42,  125.343040,   55.395939,   9,  86,  331.396973,   26.578081,   263,  2110
 2020, 07, 11, 03, 42,  125.353973,   55.406609,   9,  84,  326.995056,   21.905210,   264,  2109
 2020, 07, 11, 03, 42,  120.507446,   54.216198,   9,  80,  322.219086,   22.655228,   266,  2461
 2020, 07, 11, 03, 42,  120.500427,   54.224686,   9,  81,  330.057617,   34.506725,   267,  2461
 2020, 07, 11, 03, 42,  120.484390,   54.220253,   9,  81,  323.534668,   23.862486,   267,  2462
 2020, 07, 11, 03, 42,  120.285583,   54.293503,   9,  95,  348.130371,   69.808098,   284,  2469
 2020, 07, 11, 03, 42,  120.269798,   54.289104,   9, 100,  372.549408,  154.056366,   284,  2470
 2020, 07, 11, 03, 42,  120.276505,   54.292725,   8,  75,  379.505676,  193.407623,   289,  2469
 2020, 07, 11, 03, 42,  120.261681,   54.288521,   8,  58,  318.931305,   20.603497,   289,  2470
 2020, 07, 11, 03, 42,  123.283783,   55.153236,   8,  70,  313.356964,    7.629201,   296,  2242
 2020, 07, 11, 03, 42,  123.272346,   55.150440,   8,  68,  312.548798,    7.333807,   296,  2243
 2020, 07, 11, 03, 42,  118.554268,   54.043316,   8,  39,  315.407227,    8.630998,   317,  2565
 2020, 07, 11, 03, 42,  118.529419,   54.035919,   8,  69,  340.866180,   33.328724,   317,  2568
 2020, 07, 11, 03, 42,  118.520226,   54.033188,   8,  70,  343.774017,   38.905304,   317,  2569
 2020, 07, 11, 03, 42,  118.519112,   54.037132,   9,  98,  355.157745,   54.713768,   323,  2568
 2020, 07, 11, 03, 42,  118.512863,   54.058170,   8,  51,  330.822296,   20.418583,   325,  2567
 2020, 07, 11, 03, 42,  118.505173,   54.055851,   9,  99,  358.191925,   64.078377,   325,  2568
 2020, 07, 11, 03, 42,  118.497307,   54.053474,   8,  74,  323.850739,   15.433853,   325,  2569
 2020, 07, 11, 03, 42,  118.439812,   54.082035,   8,  72,  328.660278,   19.933796,   329,  2572
 2020, 07, 11, 03, 42,  118.429100,   54.078815,   8,  65,  335.256348,   26.686405,   329,  2573
 2020, 07, 11, 03, 42,  118.418762,   54.075710,   9,  89,  345.027618,   39.990589,   329,  2574
 2020, 07, 11, 03, 42,  118.409142,   54.072823,   8,  65,  330.566589,   20.975702,   329,  2575
 2020, 07, 11, 03, 42,  118.409782,   54.084503,   8,  77,  321.839355,   13.995694,   330,  2574
 2020, 07, 11, 03, 42,  118.285599,   54.155247,   8,  63,  332.902100,   23.182146,   345,  2579
 2020, 07, 11, 03, 42,  118.275612,   54.152241,   8,  68,  337.694794,   28.758017,   345,  2580
 2020, 07, 11, 03, 42,  118.249657,   54.182674,   8,  57,  360.153168,   72.040115,   354,  2579
 2020, 07, 11, 03, 42,  118.240356,   54.179844,   8,  42,  326.281433,   18.475447,   354,  2580
 2020, 07, 11, 03, 42,  122.539055,   57.534168,   9,  92,  342.022400,   47.172997,   649,  2163
 2020, 07, 11, 03, 42,  122.521721,   57.530064,   8,  73,  321.742523,   16.225611,   649,  2164
 2020, 07, 11, 03, 42,  122.533051,   57.541412,   9,  81,  327.913635,   23.268433,   650,  2163
 2020, 07, 11, 03, 42,  122.509827,   57.544601,   8,  61,  319.248322,   12.553537,   651,  2164