year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2020, 08, 08, 06, 25,  100.354706,    2.232075,   8,  72,  314.501190,    7.782735,    18,  2131
 2020, 08, 08, 06, 25,   99.618607,    2.272630,   9,  80,  321.068817,   13.343818,    40,  2207
 2020, 08, 08, 06, 25,   99.376900,    2.268329,   8,  30,  304.343628,    4.109834,    44,  2241
 2020, 08, 08, 06, 25,   99.547707,    2.360773,   8,  73,  312.805084,    8.007413,    55,  2214
 2020, 08, 08, 06, 25,  102.589813,    3.116244,   8,  64,  311.602234,    5.070233,    97,  1845
 2020, 08, 08, 06, 25,  102.919144,    3.250302,   8,  68,  312.518402,    5.277821,   109,  1798
 2020, 08, 08, 06, 25,  103.010361,    3.277986,   9,  84,  328.477753,   15.635760,   111,  1785
 2020, 08, 08, 06, 25,  103.016266,    3.283364,   8,  73,  316.044556,    6.134897,   112,  1783
 2020, 08, 08, 06, 25,  103.009117,    3.282261,   9,  93,  344.325348,   31.967245,   112,  1784
 2020, 08, 08, 06, 25,  102.633736,    3.510167,   8,  65,  311.833344,    4.523848,   154,  1828
 2020, 08, 08, 06, 25,  101.517845,    3.741810,   8,  35,  304.794708,    3.570396,   214,  1963
 2020, 08, 08, 06, 25,  101.839973,    3.842021,   8,  77,  319.461182,    9.994821,   221,  1921
 2020, 08, 08, 06, 25,  101.682983,    4.041485,   8,  67,  311.470093,    5.053639,   254,  1935
 2020, 08, 08, 06, 25,  101.731178,    4.092791,   9,  82,  325.172516,   14.876440,   261,  1927
 2020, 08, 08, 06, 25,  101.645912,    4.180239,   8,  54,  308.641876,    4.129161,   276,  1935
 2020, 08, 08, 06, 25,  101.638329,    4.179056,   8,  58,  309.225494,    4.413594,   276,  1936
 2020, 08, 08, 06, 25,  101.596901,    4.194159,   9,  95,  347.745789,   43.314117,   279,  1941
 2020, 08, 08, 06, 25,  101.542786,    4.236177,   8,  72,  313.592010,    7.772666,   286,  1947
 2020, 08, 08, 06, 25,  101.535324,    4.235029,   9,  88,  333.668549,   25.235695,   286,  1948
 2020, 08, 08, 06, 25,  101.619804,    4.298974,   8,  72,  313.220612,    6.574343,   294,  1935
 2020, 08, 08, 06, 25,  101.643501,    5.081288,   8,  74,  314.169525,    9.254691,   409,  1910