year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2020, 08, 18, 05, 14,  121.408638,   65.497704,   8,  34,  302.289215,    7.723188,     1,   700
 2020, 08, 18, 05, 14,  121.250908,   65.521591,   8,  40,  301.873352,    9.186427,     4,   706
 2020, 08, 18, 05, 14,  110.751884,   64.780403,   8,  69,  316.597198,   10.272919,     4,  1215
 2020, 08, 18, 05, 14,  110.747711,   64.787407,   8,  79,  319.616028,   13.118984,     5,  1215
 2020, 08, 18, 05, 14,   97.391418,   63.030727,   8,  58,  310.402496,    8.838134,    66,  2032
 2020, 08, 18, 05, 14,   97.373352,   63.026642,   9,  82,  323.586517,   19.130308,    66,  2033
 2020, 08, 18, 05, 14,   97.344162,   63.053062,   8,  57,  310.483734,    8.764620,    70,  2033
 2020, 08, 18, 05, 14,   97.326736,   63.049133,   8,  79,  318.743408,   14.833050,    70,  2034
 2020, 08, 18, 05, 14,  121.620468,   66.190453,   9,  80,  322.615082,   30.989138,   103,   685
 2020, 08, 18, 05, 14,  121.460640,   66.185425,   9,  87,  387.964783,  260.898163,   103,   691
 2020, 08, 18, 05, 14,  121.538597,   66.197731,   9,  95,  356.750763,  106.342796,   104,   688
 2020, 08, 18, 05, 14,  121.458755,   66.195168,   9,  86,  352.935760,   94.054062,   104,   691
 2020, 08, 18, 05, 14,  121.452827,   66.224388,   8,  58,  321.169006,   24.991003,   107,   691
 2020, 08, 18, 05, 14,  121.449341,   66.243889,   7,  17,  313.741486,   16.612570,   109,   691
 2020, 08, 18, 05, 14,  121.445282,   66.240921,   8,  60,  314.764893,   19.840963,   114,   691
 2020, 08, 18, 05, 14,  121.735352,   66.279152,   9,  92,  340.108978,   66.984001,   117,   680
 2020, 08, 18, 05, 14,  121.708504,   66.278366,   9,  93,  341.919983,   71.698555,   117,   681
 2020, 08, 18, 05, 14,  121.439735,   66.270164,   9,  94,  344.708221,   77.323074,   117,   691
 2020, 08, 18, 05, 14,  121.705177,   66.298012,   9,  85,  326.918365,   39.397648,   119,   681
 2020, 08, 18, 05, 14,  121.678085,   66.297188,   8,  76,  317.222992,   25.313812,   119,   682
 2020, 08, 18, 05, 14,  121.614822,   66.344528,   8,  52,  321.331451,   26.773373,   124,   684
 2020, 08, 18, 05, 14,  121.613045,   66.354347,   8,  33,  320.001892,   24.106373,   125,   684
 2020, 08, 18, 05, 14,  121.504135,   66.360603,   8,  49,  307.326904,   16.200356,   126,   688
 2020, 08, 18, 05, 14,  121.493454,   66.366554,   8,  66,  307.964050,   16.284342,   132,   688
 2020, 08, 18, 05, 14,  121.884300,   66.477318,   8,  63,  323.889954,   33.773067,   142,   673
 2020, 08, 18, 05, 14,  121.902664,   66.483368,   8,  78,  317.645752,   25.674305,   148,   672
 2020, 08, 18, 05, 14,  121.875015,   66.482605,   9,  83,  323.710388,   33.988781,   148,   673
 2020, 08, 18, 05, 14,  109.341972,   65.629684,   9,  83,  324.559387,   15.981007,   151,  1255
 2020, 08, 18, 05, 14,  109.323540,   65.627571,   8,  78,  321.290283,   13.416505,   151,  1256
 2020, 08, 18, 05, 14,  107.900635,   65.987114,   9,  85,  326.774078,   16.824781,   228,  1313
 2020, 08, 18, 05, 14,  107.882507,   65.984894,   9,  89,  333.951141,   23.860186,   228,  1314
 2020, 08, 18, 05, 14,  107.986244,   66.004875,   9,  83,  325.019928,   17.482645,   229,  1308
 2020, 08, 18, 05, 14,  107.949852,   66.000427,   9,  94,  345.410339,   39.076702,   229,  1310
 2020, 08, 18, 05, 14,  107.931625,   65.998199,   9,  92,  340.799530,   32.367657,   229,  1311
 2020, 08, 18, 05, 14,  107.913536,   65.995987,   9,  91,  338.169983,   28.658583,   229,  1312
 2020, 08, 18, 05, 14,  107.859299,   65.989342,   9,  93,  341.934052,   32.566463,   229,  1315
 2020, 08, 18, 05, 14,  107.853989,   65.995995,   8,  65,  322.420624,   12.923820,   230,  1315
 2020, 08, 18, 05, 14,  107.916313,   66.018242,   8,  68,  322.170898,   12.420362,   232,  1311
 2020, 08, 18, 05, 14,  107.911430,   66.024940,   8,  65,  326.092072,   15.140509,   233,  1311
 2020, 08, 18, 05, 14,  107.893066,   66.022690,   8,  61,  325.539825,   14.544501,   233,  1312
 2020, 08, 18, 05, 14,  107.860886,   66.040642,   8,  71,  314.803192,    8.411867,   236,  1313
 2020, 08, 18, 05, 14,  107.842987,   66.038437,   8,  77,  317.193665,   10.118964,   236,  1314
 2020, 08, 18, 05, 14,  107.825020,   66.036209,   8,  63,  311.746033,    6.749370,   236,  1315
 2020, 08, 18, 05, 14,   98.753494,   65.847565,   8,  40,  313.154175,    7.332608,   409,  1801
 2020, 08, 18, 05, 14,   98.737244,   65.844475,   9,  86,  329.571777,   18.851870,   409,  1802
 2020, 08, 18, 05, 14,   98.721024,   65.841354,   7,  27,  309.181519,    5.107023,   409,  1803
 2020, 08, 18, 05, 14,   98.704887,   65.838264,   8,  45,  314.123016,    7.734649,   409,  1804
 2020, 08, 18, 05, 14,   98.688683,   65.835152,   9,  94,  347.076508,   37.159496,   409,  1805
 2020, 08, 18, 05, 14,   98.656136,   65.828911,   8,  72,  322.212799,   13.131936,   409,  1807
 2020, 08, 18, 05, 14,   98.648666,   65.835045,   9, 100,  392.819702,  144.326935,   410,  1807
 2020, 08, 18, 05, 14,   98.632256,   65.831894,   9,  82,  333.251434,   21.888180,   410,  1808
 2020, 08, 18, 05, 14,   98.641457,   65.841240,   8,  34,  320.221527,   10.806097,   411,  1807
 2020, 08, 18, 05, 14,   98.643875,   65.856834,   8,  30,  319.424194,   10.431864,   413,  1806
 2020, 08, 18, 05, 14,   98.620842,   65.859978,   8,  75,  328.823029,   17.827642,   414,  1807
 2020, 08, 18, 05, 14,   98.597496,   65.863068,   7,  23,  318.383820,   10.077061,   415,  1808
 2020, 08, 18, 05, 14,   98.581055,   65.859924,   9,  84,  325.603699,   15.881092,   415,  1809
 2020, 08, 18, 05, 14,   98.639618,   65.904999,   8,  53,  308.668213,    5.592923,   420,  1803
 2020, 08, 18, 05, 14,   98.590965,   65.895645,   8,  41,  306.895355,    4.632313,   420,  1806
 2020, 08, 18, 05, 14,   98.632538,   65.911201,   8,  37,  308.422272,    5.372780,   421,  1803
 2020, 08, 18, 05, 14,   98.583900,   65.901855,   8,  43,  313.071686,    7.570929,   421,  1806
 2020, 08, 18, 05, 14,   98.771187,   65.945282,   9,  82,  322.705811,   14.199731,   422,  1794
 2020, 08, 18, 05, 14,   98.796402,   65.957626,   9,  92,  340.296661,   30.091993,   423,  1792
 2020, 08, 18, 05, 14,   98.527122,   65.951523,   8,  65,  307.022675,    6.078520,   429,  1806
 2020, 08, 18, 05, 14,   80.177032,   62.388977,   8,  53,  302.623230,    8.798853,   650,  2845
 2020, 08, 18, 05, 14,   76.762764,   61.042980,   8,  61,  305.143921,   22.266508,   668,  3064
 2020, 08, 18, 05, 14,   76.746010,   61.034920,   8,  58,  304.090240,   21.024206,   668,  3065
 2020, 08, 18, 05, 14,   76.759773,   61.038731,   8,  66,  307.673065,   25.544634,   676,  3064
 2020, 08, 18, 05, 14,   77.005325,   61.268902,   9,  84,  326.001282,   54.000767,   682,  3042
 2020, 08, 18, 05, 14,   79.620033,   62.456356,   9,  80,  320.813110,   28.005377,   683,  2862
 2020, 08, 18, 05, 14,   79.606804,   62.450783,   8,  67,  308.142059,   14.030460,   683,  2863
 2020, 08, 18, 05, 14,   79.618401,   62.455441,   8,  65,  328.838837,   39.642025,   690,  2862
 2020, 08, 18, 05, 14,   79.605255,   62.449814,   8,  46,  305.191772,   11.289122,   690,  2863
 2020, 08, 18, 05, 14,   77.003990,   61.268635,   8,  58,  316.452545,   35.184719,   690,  3042