year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2021, 02, 19, 01, 11,    5.425444,    7.885586,   8,  68,  306.407440,    6.145491,     2,  1722
 2021, 02, 19, 01, 11,    4.796022,    7.849911,   7,  28,  301.937775,    3.671732,    22,  1636
 2021, 02, 19, 01, 11,    5.715566,    7.655692,   8,  59,  304.157532,    4.841882,    29,  1768
 2021, 02, 19, 01, 11,    1.976647,    8.090661,   8,  39,  303.692596,    5.068400,    51,  1252
 2021, 02, 19, 01, 11,    0.730656,    8.270658,   8,  54,  303.293243,    7.649562,    52,  1105
 2021, 02, 19, 01, 11,    1.967752,    8.084806,   9,  88,  313.814850,   10.298818,    52,  1251
 2021, 02, 19, 01, 11,    1.966696,    8.077750,   9,  84,  312.203278,    9.236875,    53,  1251
 2021, 02, 19, 01, 11,    1.974645,    8.076551,   8,  58,  305.908905,    5.811368,    53,  1252
 2021, 02, 19, 01, 11,    6.778820,    7.265947,   8,  61,  304.708679,    6.641810,    61,  1918
 2021, 02, 19, 01, 11,    5.004781,    7.545766,   8,  55,  305.425842,    5.078414,    62,  1674
 2021, 02, 19, 01, 11,    5.003753,    7.539128,   8,  31,  301.388794,    3.758290,    63,  1674
 2021, 02, 19, 01, 11,    5.010683,    7.538023,   8,  60,  304.696564,    5.049623,    63,  1675
 2021, 02, 19, 01, 11,    3.748969,    7.675115,   8,  74,  308.223358,    7.398769,    72,  1496
 2021, 02, 19, 01, 11,    6.117840,    7.286111,   8,  54,  303.218018,    4.508271,    74,  1833
 2021, 02, 19, 01, 11,    0.232997,    8.152450,   8,  57,  303.867767,    7.127899,    81,  1057
 2021, 02, 19, 01, 11,    6.894338,    6.928755,   8,  44,  301.714447,    5.565921,   108,  1942
 2021, 02, 19, 01, 11,    9.040451,    6.320219,   8,  77,  309.131836,   14.319320,   147,  2190
 2021, 02, 19, 01, 11,    6.245468,    6.695769,   9,  81,  311.023834,    8.664477,   158,  1867
 2021, 02, 19, 01, 11,    6.252947,    6.694549,   9, 100,  324.198151,   17.454002,   158,  1868
 2021, 02, 19, 01, 11,    5.936647,    6.707036,   8,  67,  306.115906,    6.520625,   164,  1827
 2021, 02, 19, 01, 11,    6.337153,    6.642886,   8,  66,  305.997070,    6.378012,   164,  1881
 2021, 02, 19, 01, 11,    8.608019,    6.242770,   8,  67,  306.098145,    9.070963,   168,  2150
 2021, 02, 19, 01, 11,    8.477382,    6.232774,   8,  54,  303.290558,    6.367862,   172,  2137
 2021, 02, 19, 01, 11,    8.514511,    6.218612,   8,  70,  307.076935,    8.910902,   173,  2141
 2021, 02, 19, 01, 11,    8.524163,    6.216987,   8,  76,  309.071136,   10.271014,   173,  2142
 2021, 02, 19, 01, 11,    6.286602,    6.564068,   8,  79,  310.041504,    8.251653,   177,  1877
 2021, 02, 19, 01, 11,    8.335194,    5.770812,   8,  67,  306.070068,    9.680072,   245,  2134
 2021, 02, 19, 01, 11,    6.011783,    6.125621,   8,  53,  303.106964,    5.815619,   248,  1854
 2021, 02, 19, 01, 11,    5.865539,    6.012639,   9,  89,  314.545410,   11.202717,   268,  1838
 2021, 02, 19, 01, 11,    6.361304,    5.685952,   9,  91,  315.286804,   12.610972,   305,  1912
 2021, 02, 19, 01, 11,    6.515955,    5.661317,   8,  72,  307.725739,    8.389487,   305,  1932
 2021, 02, 19, 01, 11,    5.940266,    5.515294,   7,  21,  300.204315,    4.338590,   340,  1863
 2021, 02, 19, 01, 11,    6.659222,    5.385779,   9,  95,  317.646057,   14.110203,   342,  1957
 2021, 02, 19, 01, 11,    5.882493,    5.437052,   8,  77,  309.132019,    7.956176,   353,  1858
 2021, 02, 19, 01, 11,    5.071795,    5.558627,   8,  64,  308.998718,    6.349301,   354,  1746
 2021, 02, 19, 01, 11,    6.597858,    5.250969,   8,  70,  306.980011,    7.499282,   363,  1953
 2021, 02, 19, 01, 11,    8.163701,    4.292863,   8,  71,  310.370514,   11.759013,   468,  2151
 2021, 02, 19, 01, 11,    8.173468,    4.291293,   8,  50,  306.912781,    9.296028,   468,  2152
 2021, 02, 19, 01, 11,    7.491613,    4.014730,   8,  64,  308.961517,   10.066468,   524,  2088