year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2020, 08, 30, 04, 49,  109.806267,   64.512978,   8,  75,  424.797363,  274.900818,     0,  1626
 2020, 08, 30, 04, 49,  109.815948,   64.521751,   9,  96,  350.855286,   42.232059,     1,  1625
 2020, 08, 30, 04, 49,  109.800720,   64.519249,   9, 100,  432.410065,  319.091919,     1,  1626
 2020, 08, 30, 04, 49,  111.116043,   64.734642,   9,  96,  349.505280,   40.158375,     2,  1540
 2020, 08, 30, 04, 49,  111.100494,   64.732269,   9, 100,  427.720398,  291.436646,     2,  1541
 2020, 08, 30, 04, 49,  111.084961,   64.729904,   9, 100,  376.640625,   88.569954,     2,  1542
 2020, 08, 30, 04, 49,  109.795181,   64.525528,   9, 100,  370.473206,   75.655113,     2,  1626
 2020, 08, 30, 04, 49,  111.095184,   64.738594,   9,  98,  355.176819,   46.622574,     3,  1541
 2020, 08, 30, 04, 49,  111.079643,   64.736221,   8,  59,  326.897522,   13.727308,     3,  1542
 2020, 08, 30, 04, 49,  109.774399,   64.529289,   9, 100,  393.700806,  138.122604,     3,  1627
 2020, 08, 30, 04, 49,  111.105446,   64.747299,   9, 100,  386.602234,  117.492432,     4,  1540
 2020, 08, 30, 04, 49,  111.089882,   64.744919,   9, 100,  385.646973,  113.234573,     4,  1541
 2020, 08, 30, 04, 49,  109.768845,   64.535568,   9, 100,  370.266357,   74.054062,     4,  1627
 2020, 08, 30, 04, 49,  109.373138,   64.469872,   8,  49,  306.458618,    6.515658,     4,  1653
 2020, 08, 30, 04, 49,  111.084587,   64.751244,   9, 100,  381.839050,  102.824699,     5,  1541
 2020, 08, 30, 04, 49,  111.069046,   64.748871,   9,  97,  353.447754,   43.392441,     5,  1542
 2020, 08, 30, 04, 49,  111.053528,   64.746498,   9,  87,  337.942505,   23.851107,     5,  1543
 2020, 08, 30, 04, 49,  109.763283,   64.541832,   9, 100,  448.421997,  429.343445,     5,  1627
 2020, 08, 30, 04, 49,  109.772987,   64.550606,   9,  85,  332.182037,   20.418503,     6,  1626
 2020, 08, 30, 04, 49,  109.757729,   64.548111,   9, 100,  386.034821,  114.287384,     6,  1627
 2020, 08, 30, 04, 49,  111.058464,   64.761528,   9,  99,  359.970734,   55.891121,     7,  1542
 2020, 08, 30, 04, 49,  111.042931,   64.759148,   9,  85,  330.385712,   18.329268,     7,  1543
 2020, 08, 30, 04, 49,  109.752167,   64.554375,   9, 100,  379.689148,   96.820580,     7,  1627
 2020, 08, 30, 04, 49,  111.037636,   64.765472,   9,  83,  336.274139,   23.534082,     8,  1543
 2020, 08, 30, 04, 49,  111.022110,   64.763092,   8,  64,  326.864685,   14.681664,     8,  1544
 2020, 08, 30, 04, 49,  109.746605,   64.560646,   8,  59,  327.946808,   14.856786,     8,  1627
 2020, 08, 30, 04, 49,  109.731331,   64.558136,   9,  88,  335.628937,   21.286705,     8,  1628
 2020, 08, 30, 04, 49,  111.032333,   64.771797,   9,  82,  328.958130,   18.130442,     9,  1543
 2020, 08, 30, 04, 49,  111.016808,   64.769417,   9,  88,  332.557068,   20.720268,     9,  1544
 2020, 08, 30, 04, 49,  109.741043,   64.566910,   9,  92,  354.626740,   45.437771,     9,  1627
 2020, 08, 30, 04, 49,  109.725769,   64.564407,   9,  97,  352.949493,   42.723217,     9,  1628
 2020, 08, 30, 04, 49,  111.027023,   64.778130,   9,  94,  344.126526,   32.972538,    10,  1543
 2020, 08, 30, 04, 49,  111.011505,   64.775742,   9,  96,  350.265564,   40.859745,    10,  1544
 2020, 08, 30, 04, 49,  110.995964,   64.773361,   8,  55,  315.322205,    7.882351,    10,  1545
 2020, 08, 30, 04, 49,  109.735481,   64.573181,   9,  87,  443.243195,  391.085510,    10,  1627
 2020, 08, 30, 04, 49,  110.990646,   64.779686,   9,  93,  341.851471,   29.761427,    11,  1545
 2020, 08, 30, 04, 49,  110.985329,   64.786011,   8,  76,  320.468933,   11.670196,    12,  1545
 2020, 08, 30, 04, 49,  109.724335,   64.585724,   9,  89,  345.008118,   33.008011,    12,  1627
 2020, 08, 30, 04, 49,  109.703484,   64.589485,   9, 100,  364.375122,   63.190403,    13,  1628
 2020, 08, 30, 04, 49,  110.969322,   64.804970,   9,  89,  334.960541,   23.594126,    15,  1545
 2020, 08, 30, 04, 49,  110.953796,   64.802582,   9, 100,  383.649658,  109.132820,    15,  1546
 2020, 08, 30, 04, 49,  110.957726,   64.809044,   8,  45,  308.195923,    5.766734,    16,  1545
 2020, 08, 30, 04, 49,  110.942192,   64.806656,   9,  97,  353.187988,   45.717419,    16,  1546
 2020, 08, 30, 04, 49,  110.936852,   64.812981,   9,  95,  347.825897,   38.477726,    17,  1546
 2020, 08, 30, 04, 49,  109.659554,   64.609886,   8,  53,  305.111572,    4.953796,    17,  1629
 2020, 08, 30, 04, 49,  110.884895,   64.812141,   8,  65,  314.132141,    7.793385,    18,  1549
 2020, 08, 30, 04, 49,  110.895058,   64.820839,   9, 100,  424.193970,  273.249664,    19,  1548
 2020, 08, 30, 04, 49,  110.879524,   64.818451,   9,  81,  322.181702,   13.189275,    19,  1549
 2020, 08, 30, 04, 49,  110.889664,   64.827156,   9,  97,  352.848083,   44.875454,    20,  1548
 2020, 08, 30, 04, 49,  110.874138,   64.824760,   9,  94,  344.102234,   32.996052,    20,  1549
 2020, 08, 30, 04, 49,  110.666481,   64.821205,   9,  93,  343.751862,   31.299709,    24,  1561
 2020, 08, 30, 04, 49,  110.650986,   64.818794,   8,  43,  324.699768,   13.597824,    24,  1562
 2020, 08, 30, 04, 49,  110.738571,   64.839539,   9,  97,  353.031250,   44.676411,    25,  1556
 2020, 08, 30, 04, 49,  110.733200,   64.845848,   9, 100,  360.844177,   56.702698,    26,  1556
 2020, 08, 30, 04, 49,  110.706902,   64.856071,   8,  77,  336.491119,   23.961905,    28,  1557
 2020, 08, 30, 04, 49,  110.691368,   64.853661,   8,  61,  324.476135,   13.711163,    28,  1558
 2020, 08, 30, 04, 49,  110.587555,   64.851799,   8,  35,  328.231750,   15.716612,    30,  1564
 2020, 08, 30, 04, 49,  110.647820,   64.873848,   8,  48,  324.417297,   13.816527,    32,  1559
 2020, 08, 30, 04, 49,  110.585762,   64.864197,   8,  67,  311.535126,    6.696681,    32,  1563
 2020, 08, 30, 04, 49,  110.570259,   64.861778,   7,  24,  306.199432,    4.503187,    32,  1564
 2020, 08, 30, 04, 49,  110.574905,   64.876801,   9,  87,  330.433990,   19.064667,    34,  1563
 2020, 08, 30, 04, 49,  110.579575,   64.891823,   8,  46,  310.575348,    6.672245,    36,  1562
 2020, 08, 30, 04, 49,  110.574135,   64.898132,   7,  24,  302.068695,    3.439862,    37,  1562
 2020, 08, 30, 04, 49,  121.202431,   66.180733,   8,  44,  306.877441,    5.319808,    49,   996
 2020, 08, 30, 04, 49,  136.687042,   67.475586,   8,  72,  312.412781,   22.058701,   187,   241
 2020, 08, 30, 04, 49,  136.724701,   67.465378,   8,  69,  337.770111,   66.918205,   194,   239
 2020, 08, 30, 04, 49,  136.699768,   67.466064,   8,  74,  355.069763,  120.386940,   194,   240
 2020, 08, 30, 04, 49,  136.726364,   67.477806,   8,  56,  303.376740,   13.434088,   195,   239
 2020, 08, 30, 04, 49,  136.700897,   67.478516,   8,  56,  303.515167,   13.533867,   195,   240
 2020, 08, 30, 04, 49,  132.664566,   67.561676,   7,  27,  303.920288,    9.375121,   197,   424
 2020, 08, 30, 04, 49,  132.646301,   67.606613,   8,  49,  301.719513,    8.889492,   201,   425