year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2020, 07, 24, 08, 03,   72.239357,   56.295864,   8,  57,  317.482788,    9.743073,     1,  1234
 2020, 07, 24, 08, 03,   71.094780,   56.486599,   8,  76,  331.756012,   21.480415,    49,  1306
 2020, 07, 24, 08, 03,   71.160172,   56.501694,   8,  40,  309.181213,    5.188715,    50,  1301
 2020, 07, 24, 08, 03,   71.092056,   56.493439,   8,  63,  329.380798,   18.299814,    50,  1306
 2020, 07, 24, 08, 03,   71.102905,   56.537819,   9,  81,  322.156982,   13.140833,    56,  1304
 2020, 07, 24, 08, 03,   71.089279,   56.536160,   9,  91,  339.385559,   30.235289,    56,  1305
 2020, 07, 24, 08, 03,   48.392014,   51.164474,   8,  59,  311.833710,   19.599142,    59,  3075
 2020, 07, 24, 08, 03,   48.381271,   51.176071,   8,  71,  312.607727,   20.054848,    60,  3075
 2020, 07, 24, 08, 03,   48.391418,   51.177940,   8,  75,  314.360779,   23.850521,    68,  3074
 2020, 07, 24, 08, 03,   59.894482,   56.862331,   7,   0,  341.100037,   42.105255,   375,  2068
 2020, 07, 24, 08, 03,   61.099968,   57.369041,   9,  83,  323.693848,   18.149622,   410,  1974
 2020, 07, 24, 08, 03,   61.483601,   57.688644,   8,  73,  312.614288,    9.230605,   444,  1935
 2020, 07, 24, 08, 03,   60.048012,   57.942066,   9,  84,  325.745300,   18.035740,   521,  2009
 2020, 07, 24, 08, 03,   71.730476,   59.761410,   8,  36,  301.078644,    5.485420,   522,  1167
 2020, 07, 24, 08, 03,   72.204536,   60.055927,   9,  83,  323.755951,   18.659620,   558,  1133
 2020, 07, 24, 08, 03,   72.213745,   60.056957,   9,  80,  320.035095,   14.968600,   560,  1132
 2020, 07, 24, 08, 03,   68.379494,   60.088711,   8,  63,  308.225830,    6.344910,   628,  1360
 2020, 07, 24, 08, 03,   67.967682,   60.113350,   9,  84,  326.180481,   16.368092,   639,  1386
 2020, 07, 24, 08, 03,   67.972878,   60.117310,   8,  76,  316.687469,    9.315063,   640,  1385
 2020, 07, 24, 08, 03,   67.976616,   60.139107,   8,  72,  316.056122,    8.855015,   643,  1384
 2020, 07, 24, 08, 03,   67.962357,   60.137234,   8,  63,  312.235474,    6.917899,   643,  1385
 2020, 07, 24, 08, 03,   67.582901,   60.260185,   9,  98,  354.774689,   47.800041,   668,  1405
 2020, 07, 24, 08, 03,   67.565125,   60.264877,   9, 100,  363.931152,   63.536171,   669,  1406
 2020, 07, 24, 08, 03,   67.550865,   60.262951,   9,  86,  339.353302,   27.373665,   669,  1407
 2020, 07, 24, 08, 03,   67.499763,   60.316540,   8,  60,  312.383606,    7.145354,   678,  1408
 2020, 07, 24, 08, 03,   67.262512,   60.305637,   8,  74,  318.257874,   10.885169,   681,  1424
 2020, 07, 24, 08, 03,   67.566986,   60.389351,   9,  89,  346.705261,   37.064926,   687,  1401
 2020, 07, 24, 08, 03,   67.552742,   60.387432,   8,  54,  325.100616,   15.178702,   687,  1402
 2020, 07, 24, 08, 03,   67.571625,   60.393181,   8,  71,  345.247498,   32.971031,   688,  1400
 2020, 07, 24, 08, 03,   67.557335,   60.391281,   9, 100,  373.623291,   85.332123,   688,  1401
 2020, 07, 24, 08, 03,   67.535828,   60.402599,   8,  37,  327.326141,   15.777409,   690,  1402
 2020, 07, 24, 08, 03,   67.525063,   60.422421,   9,  84,  325.392670,   14.519794,   693,  1402
 2020, 07, 24, 08, 03,   67.162903,   60.387684,   9, 100,  389.975433,  132.259811,   695,  1427
 2020, 07, 24, 08, 03,   67.148788,   60.385750,   9, 100,  401.805634,  175.040878,   695,  1428
 2020, 07, 24, 08, 03,   70.169647,   60.767632,   8,  70,  314.035309,   11.538471,   696,  1227
 2020, 07, 24, 08, 03,   67.159218,   60.394241,   9,  92,  340.249176,   28.969915,   696,  1427
 2020, 07, 24, 08, 03,   67.145134,   60.392323,   9, 100,  369.783447,   76.902863,   696,  1428
 2020, 07, 24, 08, 03,   67.697227,   60.473667,   8,  68,  308.942535,    5.009274,   697,  1389
 2020, 07, 24, 08, 03,   67.575043,   60.471645,   8,  77,  316.367645,    8.260140,   699,  1397
 2020, 07, 24, 08, 03,   66.965179,   60.388729,   9,  87,  341.086823,   29.101391,   699,  1440
 2020, 07, 24, 08, 03,   66.951157,   60.386780,   9,  95,  347.965057,   37.516125,   699,  1441
 2020, 07, 24, 08, 03,   66.937141,   60.384827,   9,  97,  354.125031,   46.488979,   699,  1442
 2020, 07, 24, 08, 03,   67.074089,   60.410831,   8,  67,  316.478638,    8.633410,   700,  1432
 2020, 07, 24, 08, 03,   67.060005,   60.408897,   8,  75,  320.818604,   11.656085,   700,  1433
 2020, 07, 24, 08, 03,   67.226326,   60.478142,   8,  48,  315.710236,    8.696443,   707,  1419
 2020, 07, 24, 08, 03,   67.014099,   60.449223,   8,  76,  320.426361,   11.234692,   707,  1434
 2020, 07, 24, 08, 03,   67.161697,   60.511829,   8,  49,  317.891907,    9.718122,   713,  1422
 2020, 07, 24, 08, 03,   67.147476,   60.509876,   8,  79,  321.503571,   12.260448,   713,  1423
 2020, 07, 24, 08, 03,   67.143799,   60.516453,   8,  70,  324.924774,   14.071332,   714,  1423
 2020, 07, 24, 08, 03,   67.129608,   60.514507,   9,  93,  345.722443,   34.316235,   714,  1424
 2020, 07, 24, 08, 03,   67.097580,   60.517204,   8,  78,  324.395355,   14.323771,   715,  1426
 2020, 07, 24, 08, 03,   61.106342,   59.545486,   8,  70,  310.133820,    7.405946,   716,  1866
 2020, 07, 24, 08, 03,   66.125465,   60.523735,   9,  88,  332.625092,   20.853317,   736,  1489
 2020, 07, 24, 08, 03,   61.086678,   59.679913,   8,  45,  308.600861,    5.502182,   736,  1860
 2020, 07, 24, 08, 03,   61.067848,   59.683731,   8,  78,  318.148560,   11.252858,   737,  1861
 2020, 07, 24, 08, 03,   67.888199,   60.799133,   8,  73,  317.671631,   11.127206,   741,  1364
 2020, 07, 24, 08, 03,   67.873466,   60.797249,   8,  56,  304.604553,    4.315130,   741,  1365
 2020, 07, 24, 08, 03,   67.047447,   60.687920,   8,  61,  324.591614,   13.782649,   741,  1422
 2020, 07, 24, 08, 03,   67.111473,   60.710766,   8,  38,  322.483032,   11.160969,   743,  1417
 2020, 07, 24, 08, 03,   67.097122,   60.708817,   9,  81,  335.900757,   22.376144,   743,  1418
 2020, 07, 24, 08, 03,   67.046806,   60.716141,   8,  57,  322.623810,   11.704492,   745,  1421
 2020, 07, 24, 08, 03,   67.032555,   60.714199,   8,  59,  316.888977,    9.098112,   745,  1422