year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2020, 12, 14, 13, 09,    9.590988,    0.374708,   8,  75,  314.991760,    9.820324,   123,   851
 2020, 12, 14, 13, 09,   16.370096,    4.541958,   8,  48,  301.666229,   10.609932,   600,    21
 2020, 12, 14, 13, 09,   16.356617,    4.540083,   8,  67,  308.241119,   21.528812,   600,    22
 2020, 12, 14, 13, 09,   15.247932,    4.398818,   8,  51,  302.983276,   10.371552,   601,   108
 2020, 12, 14, 13, 09,   15.278790,    4.562969,   8,  48,  306.548401,   14.667429,   621,   103
 2020, 12, 14, 13, 09,   15.282924,    4.559115,   8,  61,  305.081390,   12.266862,   629,   102
 2020, 12, 14, 13, 09,   15.270633,    4.557434,   8,  47,  301.384796,    7.724171,   629,   103
 2020, 12, 14, 13, 09,   15.092107,    4.546518,   8,  62,  305.669769,   13.021978,   630,   118
 2020, 12, 14, 13, 09,   16.009527,    4.730046,   8,  50,  302.022217,    8.762488,   634,    44
 2020, 12, 14, 13, 09,   15.338870,    4.782095,   8,  39,  303.160156,   10.493829,   653,    94
 2020, 12, 14, 13, 09,   15.288202,    4.825466,   8,  51,  302.123138,    8.037942,   665,    97
 2020, 12, 14, 13, 09,   11.198861,    4.308647,   8,  48,  307.933502,    5.065124,   677,   580
 2020, 12, 14, 13, 09,   15.800582,    4.973239,   8,  55,  303.167847,   10.528506,   679,    55
 2020, 12, 14, 13, 09,   15.249980,    4.939097,   8,  53,  305.766510,   11.852990,   682,    98
 2020, 12, 14, 13, 09,   14.909759,    4.918385,   8,  70,  310.541687,   17.948708,   684,   127
 2020, 12, 14, 13, 09,   11.219582,    4.385435,   8,  75,  314.893188,   10.103391,   684,   575
 2020, 12, 14, 13, 09,   11.213387,    4.384525,   8,  71,  311.130524,    7.336287,   684,   576
 2020, 12, 14, 13, 09,   11.219156,    4.386878,   8,  57,  315.046478,   10.596956,   690,   574
 2020, 12, 14, 13, 09,   11.212956,    4.386020,   8,  54,  311.935699,    8.157998,   690,   575
 2020, 12, 14, 13, 09,   15.255145,    4.949031,   8,  69,  309.384491,   17.030903,   691,    97
 2020, 12, 14, 13, 09,   14.915866,    4.917091,   8,  66,  307.857758,   14.209186,   692,   126
 2020, 12, 14, 13, 09,   14.904721,    4.915585,   8,  61,  305.303772,   10.438627,   692,   127
 2020, 12, 14, 13, 09,   14.884159,    5.096240,   7,  27,  304.407837,    8.802546,   722,   125
 2020, 12, 14, 13, 09,   14.882671,    5.109532,   7,  15,  301.079590,    4.764598,   723,   125
 2020, 12, 14, 13, 09,   11.370040,    4.652981,   8,  66,  307.583038,    6.192368,   725,   542
 2020, 12, 14, 13, 09,   11.363657,    4.652082,   8,  63,  306.014130,    5.092582,   725,   543
 2020, 12, 14, 13, 09,   15.245957,    5.282138,   8,  75,  315.065857,   29.106531,   732,    93
 2020, 12, 14, 13, 09,   15.259614,    5.291843,   8,  46,  304.665222,   12.520755,   741,    91
 2020, 12, 14, 13, 09,   15.247200,    5.290183,   8,  69,  312.965179,   26.288954,   741,    92
 2020, 12, 14, 13, 09,   15.234859,    5.288527,   8,  44,  304.929474,   13.225560,   741,    93
 2020, 12, 14, 13, 09,   14.741887,    5.302742,   8,  77,  316.477417,   25.789120,   747,   134
 2020, 12, 14, 13, 09,   14.730269,    5.301121,   8,  66,  307.879547,   11.945407,   747,   135
 2020, 12, 14, 13, 09,   14.747926,    5.301730,   8,  62,  305.751312,    9.337414,   755,   133
 2020, 12, 14, 13, 09,   14.736379,    5.300200,   8,  78,  317.737091,   27.835863,   755,   134
 2020, 12, 14, 13, 09,   11.436728,    4.864434,   8,  75,  314.420837,   11.484010,   756,   525
 2020, 12, 14, 13, 09,   14.810642,    5.350453,   8,  62,  305.663666,    9.938699,   758,   127
 2020, 12, 14, 13, 09,   15.017855,    5.405695,   8,  69,  309.920410,   17.408384,   760,   109
 2020, 12, 14, 13, 09,   14.688331,    5.400826,   8,  73,  312.987396,   19.403316,   763,   137
 2020, 12, 14, 13, 09,   14.677243,    5.399278,   8,  66,  307.901306,   11.880192,   763,   138
 2020, 12, 14, 13, 09,   11.676749,    4.985471,   8,  66,  307.559906,    6.240912,   764,   487
 2020, 12, 14, 13, 09,   14.132504,    5.348989,   7,  12,  302.739258,    6.265278,   765,   189
 2020, 12, 14, 13, 09,   14.122194,    5.347535,   8,  58,  317.109619,   25.706430,   765,   190
 2020, 12, 14, 13, 09,   14.111881,    5.346067,   8,  42,  305.354462,    9.511666,   765,   191
 2020, 12, 14, 13, 09,   12.424862,    5.104712,   8,  58,  316.613617,   18.453415,   765,   383