year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2020, 10, 20, 05, 25,  106.123909,   38.201462,   8,  54,  303.004761,    5.399740,   338,  2245
 2020, 10, 20, 05, 25,  113.567276,   39.623753,   8,  36,  301.871460,    3.402045,   351,  1479
 2020, 10, 20, 05, 25,  113.567268,   39.629040,   8,  79,  319.174438,   12.307384,   352,  1478
 2020, 10, 20, 05, 25,  113.634926,   39.659199,   9, 100,  367.839020,   73.182564,   355,  1470
 2020, 10, 20, 05, 25,  113.625870,   39.657921,   9,  84,  326.271973,   16.869600,   355,  1471
 2020, 10, 20, 05, 25,  106.354439,   38.369770,   8,  63,  306.389221,    6.119280,   355,  2214
 2020, 10, 20, 05, 25,  113.646767,   39.688313,   8,  66,  307.943054,    5.714943,   359,  1468
 2020, 10, 20, 05, 25,  113.637711,   39.687035,   8,  75,  315.109619,    9.362066,   359,  1469
 2020, 10, 20, 05, 25,  113.178680,   39.702271,   9,  87,  331.257812,   20.201475,   371,  1517
 2020, 10, 20, 05, 25,  113.169708,   39.700958,   8,  69,  313.091370,    7.634180,   371,  1518
 2020, 10, 20, 05, 25,  113.202568,   39.800255,   8,  57,  303.811707,    3.659126,   385,  1511
 2020, 10, 20, 05, 25,  110.629875,   39.401840,   8,  55,  303.109253,    3.662404,   386,  1798
 2020, 10, 20, 05, 25,  106.866508,   39.139545,   8,  60,  320.196838,   20.858284,   451,  2146
 2020, 10, 20, 05, 25,  113.812218,   40.353844,   9,  83,  324.504608,   15.722999,   454,  1429
 2020, 10, 20, 05, 25,  113.802910,   40.352558,   8,  58,  304.202789,    3.944168,   454,  1430
 2020, 10, 20, 05, 25,  113.891197,   40.385471,   9,  82,  322.809296,   15.169078,   457,  1420
 2020, 10, 20, 05, 25,  113.807465,   40.373894,   8,  66,  307.928558,    5.403574,   457,  1429
 2020, 10, 20, 05, 25,  114.011192,   40.408863,   8,  57,  303.734955,    3.599896,   458,  1407
 2020, 10, 20, 05, 25,  113.889610,   40.392159,   9,  90,  336.527252,   26.525356,   458,  1420
 2020, 10, 20, 05, 25,  103.555435,   38.873985,   8,  63,  306.330414,    9.286910,   518,  2446
 2020, 10, 20, 05, 25,  110.927452,   40.366169,   8,  64,  306.458435,    4.782967,   520,  1732
 2020, 10, 20, 05, 25,  110.901199,   40.538506,   8,  72,  311.912903,    7.909487,   546,  1728
 2020, 10, 20, 05, 25,  110.892067,   40.537006,   8,  69,  309.482178,    6.689380,   546,  1729
 2020, 10, 20, 05, 25,  110.899338,   40.545101,   9,  87,  331.520996,   20.906082,   547,  1728
 2020, 10, 20, 05, 25,  110.890205,   40.543606,   9,  85,  327.312531,   17.354233,   547,  1729
 2020, 10, 20, 05, 25,  110.381744,   40.535511,   8,  56,  304.695038,    3.910638,   558,  1782
 2020, 10, 20, 05, 25,  109.241371,   40.441105,   8,  74,  313.487762,    9.656563,   573,  1898
 2020, 10, 20, 05, 25,  122.919106,   42.089424,   9,  81,  322.004028,   19.237103,   583,   599
 2020, 10, 20, 05, 25,  109.684982,   40.599941,   8,  70,  310.594635,    7.860226,   585,  1849
 2020, 10, 20, 05, 25,  109.759460,   40.619968,   8,  32,  300.313660,    2.629800,   586,  1841
 2020, 10, 20, 05, 25,  109.749916,   40.618317,   8,  67,  308.479858,    6.133663,   586,  1842
 2020, 10, 20, 05, 25,  109.315750,   40.542099,   8,  54,  302.803314,    4.332165,   586,  1887
 2020, 10, 20, 05, 25,  109.247253,   40.529926,   8,  79,  318.983276,   13.931641,   586,  1894
 2020, 10, 20, 05, 25,  109.738388,   40.623383,   7,  20,  303.846649,    3.728217,   587,  1843
 2020, 10, 20, 05, 25,  109.527191,   40.586559,   8,  44,  301.014313,    3.674339,   587,  1865
 2020, 10, 20, 05, 25,  109.517540,   40.584866,   8,  65,  307.050140,    6.342563,   587,  1866
 2020, 10, 20, 05, 25,  109.313660,   40.548893,   8,  64,  306.444397,    5.983053,   587,  1887
 2020, 10, 20, 05, 25,  109.322235,   40.595798,   8,  65,  307.253815,    6.378452,   594,  1884
 2020, 10, 20, 05, 25,  109.271317,   40.593838,   7,  25,  300.855133,    3.014091,   595,  1889
 2020, 10, 20, 05, 25,  109.276939,   40.609188,   9, 100,  366.789368,   78.874222,   597,  1888
 2020, 10, 20, 05, 25,  109.267151,   40.607433,   9,  88,  331.895569,   23.816778,   597,  1889
 2020, 10, 20, 05, 25,  109.247574,   40.603920,   8,  59,  304.358154,    4.824959,   597,  1891
 2020, 10, 20, 05, 25,  109.237801,   40.602177,   8,  64,  306.831909,    6.230333,   597,  1892
 2020, 10, 20, 05, 25,  108.975998,   40.605602,   9,  89,  334.145294,   27.903337,   604,  1917
 2020, 10, 20, 05, 25,  108.966019,   40.603813,   8,  70,  310.290100,    8.783865,   604,  1918
 2020, 10, 20, 05, 25,  121.051979,   42.354836,   8,  47,  305.652435,   11.380189,   638,   742
 2020, 10, 20, 05, 25,  107.111343,   40.765324,   8,  62,  305.892853,    8.331720,   679,  2074
 2020, 10, 20, 05, 25,  107.197617,   40.797855,   8,  67,  308.106903,    9.583739,   681,  2066
 2020, 10, 20, 05, 25,  107.820290,   41.180717,   8,  49,  301.843811,    5.044822,   720,  2000