year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2020, 10, 07, 05, 59,  111.178062,    0.433182,   9,  87,  332.053223,   18.131723,     3,  1617
 2020, 10, 07, 05, 59,  111.047043,    0.413353,   9,  94,  345.784668,   32.550335,     3,  1636
 2020, 10, 07, 05, 59,  111.127831,    0.439152,   8,  75,  315.072296,    6.630360,     5,  1624
 2020, 10, 07, 05, 59,  111.507721,    0.584182,   8,  75,  321.133057,   10.183412,    18,  1566
 2020, 10, 07, 05, 59,  111.371735,    0.597556,   8,  61,  306.667389,    3.086444,    23,  1585
 2020, 10, 07, 05, 59,  111.364838,    0.596513,   9,  89,  346.322754,   34.526390,    23,  1586
 2020, 10, 07, 05, 59,  110.940216,    0.559453,   8,  73,  313.619141,    5.813916,    27,  1647
 2020, 10, 07, 05, 59,  111.333611,    0.659446,   8,  57,  305.654572,    2.818090,    33,  1588
 2020, 10, 07, 05, 59,  111.332619,    0.666082,   9,  92,  354.036713,   45.132065,    34,  1588
 2020, 10, 07, 05, 59,  111.221344,    0.656039,   8,  67,  317.343872,    8.194637,    35,  1604
 2020, 10, 07, 05, 59,  111.482368,    0.702276,   9,  84,  334.405670,   22.380932,    36,  1566
 2020, 10, 07, 05, 59,  111.274513,    0.677644,   8,  74,  355.320251,   43.874477,    37,  1596
 2020, 10, 07, 05, 59,  111.267624,    0.676602,   9,  87,  425.202728,  273.336853,    37,  1597
 2020, 10, 07, 05, 59,  111.526733,    0.736126,   8,  62,  312.414948,    6.818285,    40,  1559
 2020, 10, 07, 05, 59,  111.131714,    0.689964,   8,  78,  318.570679,    8.620949,    42,  1616
 2020, 10, 07, 05, 59,  111.170113,    0.716112,   8,  71,  315.473541,    7.422882,    45,  1610
 2020, 10, 07, 05, 59,  111.163231,    0.715072,   8,  61,  307.614014,    3.511601,    45,  1611
 2020, 10, 07, 05, 59,  111.258881,    0.776436,   8,  59,  307.156616,    2.805333,    52,  1595
 2020, 10, 07, 05, 59,  111.251991,    0.775393,   8,  69,  313.305359,    5.940224,    52,  1596
 2020, 10, 07, 05, 59,  111.488403,    0.845062,   8,  71,  315.064911,    7.158086,    57,  1561
 2020, 10, 07, 05, 59,  110.791634,    0.739673,   8,  41,  302.319153,    3.554721,    57,  1662
 2020, 10, 07, 05, 59,  111.101295,    0.793297,   8,  53,  305.028656,    3.406208,    58,  1617
 2020, 10, 07, 05, 59,  110.873604,    0.758862,   9,  87,  330.624237,   18.006695,    58,  1650
 2020, 10, 07, 05, 59,  110.866692,    0.757818,   8,  63,  313.386841,    6.367864,    58,  1651
 2020, 10, 07, 05, 59,  110.872597,    0.765503,   8,  77,  317.130737,    8.957686,    59,  1650
 2020, 10, 07, 05, 59,  110.865692,    0.764458,   8,  68,  308.785583,    4.699579,    59,  1651
 2020, 10, 07, 05, 59,  111.264755,    0.831586,   8,  59,  308.816162,    4.639238,    60,  1593
 2020, 10, 07, 05, 59,  110.809395,    0.762743,   8,  65,  309.938507,    6.917470,    60,  1659
 2020, 10, 07, 05, 59,  111.241112,    0.848359,   8,  64,  306.773499,    4.768611,    63,  1596
 2020, 10, 07, 05, 59,  111.342850,    0.870365,   9,  91,  338.954620,   25.845812,    64,  1580
 2020, 10, 07, 05, 59,  111.253235,    0.856815,   8,  53,  305.831421,    3.569040,    64,  1593
 2020, 10, 07, 05, 59,  110.773201,    0.811265,   8,  77,  316.718933,    9.891061,    68,  1662
 2020, 10, 07, 05, 59,  111.375313,    0.936323,   8,  70,  320.790436,   11.126530,    73,  1574
 2020, 10, 07, 05, 59,  111.435410,    0.958982,   8,  69,  314.092285,    6.069980,    75,  1565
 2020, 10, 07, 05, 59,  111.116310,    0.924275,   8,  56,  303.319550,    4.833126,    77,  1611
 2020, 10, 07, 05, 59,  111.333672,    0.976882,   8,  72,  316.417725,    8.338371,    80,  1578
 2020, 10, 07, 05, 59,  111.209595,    0.958118,   8,  57,  307.509003,    5.860825,    80,  1596
 2020, 10, 07, 05, 59,  111.315926,    1.001331,   8,  75,  314.610962,    8.422454,    84,  1580
 2020, 10, 07, 05, 59,  111.219643,    1.074753,   8,  36,  301.325165,    2.561975,    97,  1591
 2020, 10, 07, 05, 59,  111.078857,    1.073787,   8,  78,  317.800690,    9.312448,   100,  1611
 2020, 10, 07, 05, 59,  110.951775,    1.074897,   8,  39,  301.897644,    3.195286,   103,  1629