year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2021, 02, 23, 06, 02,  104.955017,   34.814808,   8,  54,  308.185547,    4.354985,     2,  1537
 2021, 02, 23, 06, 02,  104.456825,   34.767399,   8,  72,  313.825012,    7.504400,     6,  1596
 2021, 02, 23, 06, 02,  110.873230,   35.571907,   8,  59,  304.290741,    5.598121,     7,   926
 2021, 02, 23, 06, 02,  106.002678,   35.141407,   8,  74,  314.595367,    7.143867,    28,  1409
 2021, 02, 23, 06, 02,  105.933525,   35.272007,   9,  82,  323.537811,   13.222336,    49,  1412
 2021, 02, 23, 06, 02,  104.704552,   35.102890,   8,  73,  314.158264,    5.809188,    50,  1556
 2021, 02, 23, 06, 02,  105.221985,   35.286686,   8,  65,  309.045197,    4.472510,    66,  1491
 2021, 02, 23, 06, 02,  107.239716,   35.572601,   8,  67,  309.213348,    5.330844,    68,  1265
 2021, 02, 23, 06, 02,  104.862473,   35.254784,   8,  79,  320.446320,    9.902600,    69,  1533
 2021, 02, 23, 06, 02,  112.977386,   36.190758,   8,  64,  306.449524,    8.407326,    72,   721
 2021, 02, 23, 06, 02,  112.964905,   36.189774,   8,  70,  310.652588,   12.366002,    72,   722
 2021, 02, 23, 06, 02,  103.930481,   35.317059,   8,  75,  316.720276,    7.850344,    99,  1637
 2021, 02, 23, 06, 02,  104.197937,   35.521309,   8,  69,  312.310638,    4.888298,   123,  1600
 2021, 02, 23, 06, 02,  103.896278,   35.549316,   9,  82,  324.407440,   11.922513,   134,  1633
 2021, 02, 23, 06, 02,  103.693359,   35.911449,   9,  87,  331.667603,   19.199341,   192,  1643
 2021, 02, 23, 06, 02,  104.529655,   36.492096,   8,  51,  307.173431,    3.927651,   259,  1529
 2021, 02, 23, 06, 02,  102.182098,   36.722469,   8,  73,  312.992950,    5.419929,   347,  1782
 2021, 02, 23, 06, 02,  102.006943,   36.721073,   8,  79,  318.730316,   10.193723,   351,  1801
 2021, 02, 23, 06, 02,  102.006943,   36.725407,   9,  84,  325.332367,   14.317381,   352,  1800
 2021, 02, 23, 06, 02,  103.071671,   36.920616,   8,  65,  307.480591,    3.055960,   355,  1677
 2021, 02, 23, 06, 02,  102.112679,   36.894054,   8,  38,  304.659210,    3.442005,   374,  1783
 2021, 02, 23, 06, 02,  109.953026,   37.949795,   7,  25,  300.173370,    2.885523,   377,   967
 2021, 02, 23, 06, 02,  109.915085,   37.954350,   9,  86,  328.354095,   22.436758,   378,   971
 2021, 02, 23, 06, 02,  103.489723,   37.454334,   8,  61,  305.300720,    4.017054,   424,  1612
 2021, 02, 23, 06, 02,  106.553841,   38.248707,   8,  57,  303.833771,    4.388817,   478,  1262
 2021, 02, 23, 06, 02,  110.495605,   39.456577,   8,  57,  303.884888,    5.670795,   597,   878
 2021, 02, 23, 06, 02,  106.918221,   39.373753,   8,  53,  304.981537,    3.611241,   640,  1198