year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2020, 08, 30, 18, 35,  112.809334,   61.349270,   9, 100,  340.185913,   39.132233,   141,  1240
 2020, 08, 30, 18, 35,  112.805809,   61.342304,   8,  71,  307.212219,   10.200076,   142,  1240
 2020, 08, 30, 18, 35,  102.710373,   61.069023,   7,  11,  303.534973,   13.551486,   299,   701
 2020, 08, 30, 18, 35,  102.731895,   61.068180,   8,  50,  309.256470,   19.218340,   299,   702
 2020, 08, 30, 18, 35,  105.521629,   60.805576,   8,  61,  313.071655,   16.654993,   317,   849
 2020, 08, 30, 18, 35,  105.538727,   60.804543,   9,  95,  317.628754,   21.141258,   317,   850
 2020, 08, 30, 18, 35,  104.660194,   60.840572,   7,  26,  304.122345,   11.605594,   323,   801
 2020, 08, 30, 18, 35,  104.046432,   60.818291,   8,  58,  303.943237,   13.357265,   329,   769
 2020, 08, 30, 18, 35,  104.065857,   60.817295,   9,  81,  310.634369,   18.020973,   329,   770
 2020, 08, 30, 18, 35,  103.167664,   60.850086,   8,  61,  304.626434,   14.745325,   330,   725
 2020, 08, 30, 18, 35,  103.188164,   60.849194,   9,  81,  310.956543,   20.497992,   330,   726
 2020, 08, 30, 18, 35,  103.141327,   60.822506,   8,  53,  303.106079,   13.817739,   333,   724
 2020, 08, 30, 18, 35,  104.186440,   60.779545,   9,  95,  317.173096,   23.989578,   337,   777
 2020, 08, 30, 18, 35,  103.156021,   60.821892,   8,  59,  304.250732,   15.152000,   338,   725
 2020, 08, 30, 18, 35,  104.198822,   60.751137,   8,  53,  307.579437,   14.194619,   340,   778
 2020, 08, 30, 18, 35,  104.217697,   60.750122,   8,  51,  306.072113,   13.186464,   340,   779
 2020, 08, 30, 18, 35,  103.901398,   60.720028,   9,  85,  312.387299,   20.539711,   345,   763
 2020, 08, 30, 18, 35,   97.345261,   60.847881,   8,  72,  307.474884,   17.416409,   348,   362
 2020, 08, 30, 18, 35,  104.511917,   60.523010,   7,  29,  300.844116,    9.659354,   372,   798
 2020, 08, 30, 18, 35,  109.367798,   59.894524,   7,  27,  305.481262,   10.242398,   410,  1091
 2020, 08, 30, 18, 35,  109.422554,   59.889339,   8,  33,  309.887970,   12.487912,   410,  1094
 2020, 08, 30, 18, 35,   96.244682,   60.440609,   9, 100,  333.498016,   56.968037,   411,   299
 2020, 08, 30, 18, 35,  109.401253,   59.883549,   8,  68,  332.921265,   35.426331,   411,  1093
 2020, 08, 30, 18, 35,   96.491814,   60.430462,   9, 100,  325.532990,   40.882130,   412,   313
 2020, 08, 30, 18, 35,   96.510666,   60.430584,   9, 100,  337.441162,   62.596069,   412,   314
 2020, 08, 30, 18, 35,   96.256966,   60.433521,   9,  81,  310.875061,   23.104429,   419,   300
 2020, 08, 30, 18, 35,   96.488564,   60.422478,   7,  14,  300.055939,   12.342404,   420,   313
 2020, 08, 30, 18, 35,   96.507011,   60.422539,   9, 100,  333.608063,   54.589813,   420,   314
 2020, 08, 30, 18, 35,  104.404938,   60.148346,   8,  51,  302.702606,   11.791787,   427,   798
 2020, 08, 30, 18, 35,  102.528854,   59.332119,   8,  64,  305.443298,   15.511711,   567,   712
 2020, 08, 30, 18, 35,  102.390602,   59.252911,   9, 100,  329.965637,   47.298183,   581,   706
 2020, 08, 30, 18, 35,  104.210670,   59.159725,   8,  37,  301.014374,   10.194164,   581,   803
 2020, 08, 30, 18, 35,  102.406464,   59.232822,   9, 100,  339.851257,   65.442184,   583,   707
 2020, 08, 30, 18, 35,  102.428154,   59.231884,   9, 100,  375.636688,  190.669830,   583,   708
 2020, 08, 30, 18, 35,  102.526764,   59.227535,   8,  44,  301.745544,   12.124614,   583,   713
 2020, 08, 30, 18, 35,  102.426392,   59.222275,   9, 100,  353.242676,  102.015862,   584,   708
 2020, 08, 30, 18, 35,  102.446861,   59.221386,   8,  52,  304.418671,   13.695707,   584,   709
 2020, 08, 30, 18, 35,  102.444687,   59.211800,   9, 100,  366.977356,  150.980042,   585,   709
 2020, 08, 30, 18, 35,  102.442215,   59.202244,   9, 100,  346.794708,   81.968391,   586,   709
 2020, 08, 30, 18, 35,  102.462219,   59.201382,   9, 100,  375.737091,  189.919342,   586,   710
 2020, 08, 30, 18, 35,  102.460579,   59.191792,   9, 100,  322.199615,   32.792603,   587,   710
 2020, 08, 30, 18, 35,  102.480873,   59.190926,   9, 100,  372.074158,  171.872574,   587,   711
 2020, 08, 30, 18, 35,  102.479149,   59.181343,   9, 100,  348.611816,   86.389160,   588,   711
 2020, 08, 30, 18, 35,  102.499146,   59.180489,   9, 100,  328.795013,   42.468037,   588,   712
 2020, 08, 30, 18, 35,  102.497360,   59.170906,   9, 100,  416.675690,  490.345001,   589,   712
 2020, 08, 30, 18, 35,  102.516846,   59.170094,   9, 100,  370.315033,  162.546356,   589,   713
 2020, 08, 30, 18, 35,  102.473206,   59.182880,   9, 100,  345.315308,   77.983063,   593,   711
 2020, 08, 30, 18, 35,  102.493408,   59.181950,   9, 100,  331.460205,   47.344490,   593,   712
 2020, 08, 30, 18, 35,  102.491730,   59.172367,   9, 100,  397.136597,  320.480164,   594,   712
 2020, 08, 30, 18, 35,  102.511070,   59.171471,   9, 100,  404.833771,  380.077881,   594,   713
 2020, 08, 30, 18, 35,  106.776428,   58.115158,   8,  79,  310.088470,   12.174350,   711,   990
 2020, 08, 30, 18, 35,  106.789597,   58.114090,   8,  70,  306.929901,   10.393482,   711,   991
 2020, 08, 30, 18, 35,  106.814209,   57.988762,   8,  57,  303.707153,    8.352280,   729,   996
 2020, 08, 30, 18, 35,  106.798409,   57.981819,   8,  70,  306.967194,   10.132348,   730,   995
 2020, 08, 30, 18, 35,  105.889420,   57.873646,   9, 100,  331.382751,   31.813936,   758,   933