year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2020, 08, 28, 05, 18,  113.846733,   34.288322,   8,  53,  319.149872,    5.877503,     2,  1807
 2020, 08, 28, 05, 18,  113.841835,   34.308430,   7,  29,  317.615326,    4.920880,     5,  1807
 2020, 08, 28, 05, 18,  113.800644,   34.329422,   7,  29,  318.021118,    5.094347,     9,  1811
 2020, 08, 28, 05, 18,  113.748573,   34.320656,   8,  51,  315.791809,    4.170787,     9,  1817
 2020, 08, 28, 05, 18,  113.710495,   34.328232,   8,  42,  315.596649,    4.267938,    11,  1821
 2020, 08, 28, 05, 18,  114.263466,   34.453224,   8,  44,  314.315002,    4.831796,    16,  1755
 2020, 08, 28, 05, 18,  114.302780,   34.473511,   8,  43,  316.844879,    5.064764,    18,  1750
 2020, 08, 28, 05, 18,  114.002365,   34.430630,   8,  42,  316.274170,    3.955262,    19,  1785
 2020, 08, 28, 05, 18,  113.944313,   34.448727,   8,  68,  317.934479,    5.401576,    23,  1791
 2020, 08, 28, 05, 18,  113.717598,   34.417622,   8,  47,  318.859467,    4.887816,    24,  1817
 2020, 08, 28, 05, 18,  114.169250,   34.513733,   8,  48,  316.812531,    5.087172,    27,  1764
 2020, 08, 28, 05, 18,  114.172981,   34.535091,   8,  54,  319.169891,    6.024954,    30,  1763
 2020, 08, 28, 05, 18,  114.118111,   34.544731,   8,  76,  323.218872,    8.458744,    33,  1768
 2020, 08, 28, 05, 18,  114.082275,   34.545700,   8,  77,  324.397797,    9.225864,    34,  1772
 2020, 08, 28, 05, 18,  113.789635,   34.496632,   8,  64,  319.716522,    5.535031,    34,  1806
 2020, 08, 28, 05, 18,  114.058708,   34.569515,   8,  44,  318.042419,    4.234548,    38,  1774
 2020, 08, 28, 05, 18,  113.973396,   34.590050,   8,  57,  316.590881,    4.119691,    43,  1783
 2020, 08, 28, 05, 18,  113.923843,   34.609623,   8,  50,  319.733551,    5.142768,    47,  1788
 2020, 08, 28, 05, 18,  114.093758,   34.649792,   8,  54,  320.451752,    5.220615,    49,  1767
 2020, 08, 28, 05, 18,  114.068077,   34.645535,   8,  75,  322.812500,    7.225544,    49,  1770
 2020, 08, 28, 05, 18,  113.896255,   34.616814,   8,  59,  320.406708,    5.071930,    49,  1790
 2020, 08, 28, 05, 18,  114.130074,   34.683487,   8,  60,  318.637207,    4.608159,    53,  1762
 2020, 08, 28, 05, 18,  114.087318,   34.676418,   8,  68,  321.838409,    6.023642,    53,  1767
 2020, 08, 28, 05, 18,  114.055176,   34.698799,   8,  35,  320.203979,    4.470165,    57,  1770
 2020, 08, 28, 05, 18,  113.980194,   34.753437,   8,  38,  315.965576,    3.873700,    67,  1776
 2020, 08, 28, 05, 18,  114.035439,   34.783401,   8,  72,  319.779602,    6.248200,    70,  1769
 2020, 08, 28, 05, 18,  113.960236,   34.798676,   8,  53,  314.469574,    3.360674,    74,  1777
 2020, 08, 28, 05, 18,  113.936890,   34.862225,   8,  37,  315.733917,    4.816321,    84,  1777
 2020, 08, 28, 05, 18,  113.518326,   34.798725,   8,  61,  319.893860,    4.898064,    85,  1825
 2020, 08, 28, 05, 18,  113.374138,   34.788162,   8,  31,  319.614532,    5.026470,    87,  1841
 2020, 08, 28, 05, 18,  113.527840,   34.870392,   8,  47,  313.826843,    3.089950,    95,  1822
 2020, 08, 28, 05, 18,  108.705467,   34.034138,   8,  51,  311.893921,    4.748654,   107,  2313
 2020, 08, 28, 05, 18,  109.022484,   34.532642,   8,  37,  310.146423,    3.278866,   170,  2261
 2020, 08, 28, 05, 18,  113.104240,   36.110401,   8,  53,  316.631683,    6.011471,   288,  1823
 2020, 08, 28, 05, 18,  114.222961,   36.534336,   8,  70,  315.620453,    5.664872,   323,  1686
 2020, 08, 28, 05, 18,  114.411819,   36.598518,   8,  54,  317.990936,    5.712806,   328,  1663
 2020, 08, 28, 05, 18,  112.956963,   36.366528,   8,  51,  312.468475,    4.324203,   329,  1830
 2020, 08, 28, 05, 18,  113.912079,   36.715511,   8,  49,  313.673340,    4.478717,   357,  1714
 2020, 08, 28, 05, 18,  111.705925,   36.714642,   8,  72,  314.367828,    7.351231,   412,  1945
 2020, 08, 28, 05, 18,  112.306557,   37.592552,   8,  68,  317.774811,    6.149124,   525,  1854
 2020, 08, 28, 05, 18,  112.777344,   38.053543,   8,  60,  311.886688,    4.968912,   581,  1788
 2020, 08, 28, 05, 18,  112.775505,   38.060196,   8,  72,  314.168213,    6.092995,   582,  1788
 2020, 08, 28, 05, 18,  109.880669,   38.380661,   8,  69,  317.290009,    7.338059,   706,  2055
 2020, 08, 28, 05, 18,  109.869827,   38.378544,   8,  77,  323.376617,   12.631044,   706,  2056
 2020, 08, 28, 05, 18,  118.164940,   39.870228,   8,  62,  316.929779,    8.244416,   737,  1174