year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2020, 08, 09, 01, 20,  143.242798,   64.974609,   8,  32,  307.082581,   10.840351,   174,  2447
 2020, 08, 09, 01, 20,  143.247803,   64.980965,   8,  45,  306.611908,    9.772718,   179,  2446
 2020, 08, 09, 01, 20,  143.232773,   64.975967,   9,  80,  321.066498,   24.474499,   179,  2447
 2020, 08, 09, 01, 20,  142.119751,   64.595421,   8,  63,  306.316193,   12.476333,   179,  2507
 2020, 08, 09, 01, 20,  141.872772,   64.533821,   8,  73,  312.964813,   18.613516,   181,  2518
 2020, 08, 09, 01, 20,  141.852356,   64.526604,   8,  62,  305.814880,   11.761097,   181,  2519
 2020, 08, 09, 01, 20,  142.036163,   64.603958,   8,  54,  303.692932,    9.369617,   182,  2509
 2020, 08, 09, 01, 20,  142.017487,   64.597420,   8,  67,  308.393768,   13.340672,   182,  2510
 2020, 08, 09, 01, 20,  152.483749,   67.920677,   9,  98,  355.309143,   56.313492,   235,  1895
 2020, 08, 09, 01, 20,  152.403122,   67.911591,   9,  80,  320.353973,   15.098778,   236,  1899
 2020, 08, 09, 01, 20,  152.400421,   68.017197,   8,  70,  318.999298,   14.117091,   250,  1892
 2020, 08, 09, 01, 20,  152.372711,   68.035477,   9,  93,  342.220428,   35.742836,   253,  1892
 2020, 08, 09, 01, 20,  152.345535,   68.037773,   8,  60,  321.021332,   14.333297,   254,  1893
 2020, 08, 09, 01, 20,  152.255615,   68.059853,   9,  90,  337.408447,   31.042397,   260,  1895
 2020, 08, 09, 01, 20,  152.201141,   68.064384,   8,  42,  301.058319,    4.764071,   262,  1897
 2020, 08, 09, 01, 20,  152.129410,   68.048996,   9,  89,  334.096100,   28.944649,   262,  1901
 2020, 08, 09, 01, 20,  152.038834,   68.045753,   8,  48,  301.563446,    6.068879,   264,  1905
 2020, 08, 09, 01, 20,  152.065414,   68.059586,   8,  41,  300.772003,    5.524405,   265,  1903
 2020, 08, 09, 01, 20,  140.743896,   64.911041,   8,  61,  309.897552,   15.168107,   268,  2529
 2020, 08, 09, 01, 20,  140.750458,   64.926353,   8,  58,  308.516724,   13.886168,   269,  2528
 2020, 08, 09, 01, 20,  140.730682,   64.915504,   8,  54,  310.983917,   16.673115,   274,  2529
 2020, 08, 09, 01, 20,  152.015015,   68.237106,   8,  69,  309.516815,    9.122317,   290,  1893
 2020, 08, 09, 01, 20,  151.896744,   68.236046,   8,  63,  306.053253,    6.739060,   293,  1898
 2020, 08, 09, 01, 20,  151.959305,   68.257561,   8,  59,  309.421906,    7.988031,   294,  1894
 2020, 08, 09, 01, 20,  150.062592,   68.276001,   8,  61,  305.703033,    7.689083,   350,  1968
 2020, 08, 09, 01, 20,  150.050156,   68.279289,   7,  29,  302.784088,    5.460358,   352,  1968
 2020, 08, 09, 01, 20,  135.132812,   66.186096,   8,  37,  303.352905,    6.252055,   649,  2629
 2020, 08, 09, 01, 20,  135.112503,   66.192719,   8,  39,  302.317719,    5.820170,   650,  2629
 2020, 08, 09, 01, 20,  134.912277,   66.109825,   8,  41,  309.115173,    8.788653,   650,  2647
 2020, 08, 09, 01, 20,  134.992050,   66.158012,   8,  57,  303.836884,    6.274348,   651,  2638
 2020, 08, 09, 01, 20,  134.981110,   66.153481,   8,  54,  303.013672,    6.003209,   651,  2639
 2020, 08, 09, 01, 20,  134.843170,   66.111382,   8,  58,  316.641113,   14.224951,   652,  2650
 2020, 08, 09, 01, 20,  134.849548,   66.114372,   8,  50,  315.072144,   14.995826,   658,  2649