year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2021, 01, 01, 05, 51,  100.647903,   15.472187,   8,  48,  306.645905,    7.490407,    18,  2824
 2021, 01, 01, 05, 51,  103.006424,   16.364477,   8,  72,  311.928680,   11.106739,    75,  2501
 2021, 01, 01, 05, 51,  100.948288,   16.059645,   8,  62,  305.592102,    7.348542,    90,  2767
 2021, 01, 01, 05, 51,  102.948898,   16.511530,   9,  82,  322.919067,   26.945715,   101,  2502
 2021, 01, 01, 05, 51,  104.917267,   17.109430,   8,  70,  310.244263,    8.089645,   134,  2280
 2021, 01, 01, 05, 51,  104.527031,   17.272076,   9,  87,  330.707855,   27.300007,   168,  2321
 2021, 01, 01, 05, 51,   97.754982,   16.411146,   8,  74,  313.521149,   25.480957,   246,  3080
 2021, 01, 01, 05, 51,  103.694237,   17.721752,   9,  85,  327.059937,   26.451784,   259,  2398
 2021, 01, 01, 05, 51,  104.051140,   17.834879,   8,  79,  319.210571,   16.571095,   264,  2357
 2021, 01, 01, 05, 51,  104.042427,   17.833260,   9,  85,  327.213287,   25.461910,   264,  2358
 2021, 01, 01, 05, 51,   97.878883,   16.587925,   8,  75,  315.079834,   26.828131,   265,  3066
 2021, 01, 01, 05, 51,  103.157410,   17.735445,   8,  69,  310.011292,   10.865507,   276,  2451
 2021, 01, 01, 05, 51,  108.798973,   18.983540,   8,  64,  306.804230,    5.234544,   312,  1788
 2021, 01, 01, 05, 51,  102.973457,   18.053879,   8,  71,  311.540222,   13.795823,   327,  2460
 2021, 01, 01, 05, 51,  108.816422,   19.147873,   8,  66,  307.648865,    4.983243,   336,  1780
 2021, 01, 01, 05, 51,  108.841759,   19.179518,   8,  73,  312.449249,    7.117491,   340,  1776
 2021, 01, 01, 05, 51,  102.684372,   18.185551,   9,  81,  321.027008,   24.261454,   356,  2483
 2021, 01, 01, 05, 51,  103.476585,   19.120018,   8,  62,  305.689301,   10.713953,   470,  2381
 2021, 01, 01, 05, 51,  109.994148,   20.557455,   8,  55,  303.152740,    3.487676,   517,  1581
 2021, 01, 01, 05, 51,  109.998718,   20.619173,   8,  60,  304.837799,    4.228898,   526,  1579
 2021, 01, 01, 05, 51,  109.889427,   21.075865,   8,  63,  306.290070,    4.829655,   596,  1578
 2021, 01, 01, 05, 51,  106.987968,   20.820467,   8,  61,  305.355042,    6.823227,   627,  1950
 2021, 01, 01, 05, 51,  110.670395,   21.692255,   8,  56,  303.539246,    3.564244,   670,  1458
 2021, 01, 01, 05, 51,  106.490623,   21.184462,   8,  39,  301.045685,    4.210487,   693,  1995
 2021, 01, 01, 05, 51,  107.526260,   21.366562,   9,  94,  344.397644,   38.727314,   694,  1870
 2021, 01, 01, 05, 51,  109.791512,   21.730776,   9,  85,  327.496613,   17.840174,   695,  1570
 2021, 01, 01, 05, 51,  106.496239,   21.200172,   8,  72,  312.245972,   10.600519,   695,  1994
 2021, 01, 01, 05, 51,  109.773300,   21.748383,   9,  89,  333.777191,   23.038568,   698,  1572
 2021, 01, 01, 05, 51,  110.142334,   21.817123,   8,  63,  305.982971,    5.226269,   700,  1522
 2021, 01, 01, 05, 51,  107.586510,   21.439789,   9,  83,  324.521332,   17.721045,   703,  1861
 2021, 01, 01, 05, 51,  106.649200,   21.284830,   8,  36,  300.699158,    4.008074,   703,  1975
 2021, 01, 01, 05, 51,  106.650345,   21.284271,   8,  33,  300.408997,    4.066668,   704,  1974
 2021, 01, 01, 05, 51,  107.482742,   21.432880,   9,  84,  326.259338,   19.906755,   705,  1873
 2021, 01, 01, 05, 51,  110.559891,   21.939083,   9,  90,  336.030487,   25.867184,   709,  1464
 2021, 01, 01, 05, 51,  107.914787,   21.538982,   8,  32,  300.812958,    3.054615,   710,  1817
 2021, 01, 01, 05, 51,  109.904358,   21.869698,   9,  81,  321.846283,   13.726557,   713,  1551
 2021, 01, 01, 05, 51,  109.998711,   21.897366,   8,  60,  304.841888,    4.631582,   715,  1538
 2021, 01, 01, 05, 51,  109.509361,   21.823704,   8,  48,  301.586914,    3.474136,   715,  1604
 2021, 01, 01, 05, 51,  109.781097,   21.878349,   8,  58,  303.970032,    4.711071,   717,  1567
 2021, 01, 01, 05, 51,  109.881302,   21.913193,   8,  73,  313.260040,    8.673831,   720,  1552
 2021, 01, 01, 05, 51,  110.751541,   22.095238,   8,  58,  304.009766,    4.467113,   728,  1435
 2021, 01, 01, 05, 51,  110.169136,   22.017065,   8,  61,  305.408722,    4.939860,   729,  1512
 2021, 01, 01, 05, 51,  106.611572,   21.488211,   8,  74,  313.510498,   11.066012,   734,  1973
 2021, 01, 01, 05, 51,  110.508919,   22.195736,   8,  70,  310.752045,    7.859310,   748,  1463
 2021, 01, 01, 05, 51,  110.281586,   22.169233,   8,  67,  308.511993,    6.272960,   749,  1493
 2021, 01, 01, 05, 51,  109.325829,   22.045713,   8,  56,  303.589600,    4.481374,   752,  1620
 2021, 01, 01, 05, 51,  110.300186,   22.198120,   9,  83,  323.865540,   15.751676,   753,  1489
 2021, 01, 01, 05, 51,  106.659515,   21.618746,   8,  70,  310.447815,    9.585938,   753,  1963
 2021, 01, 01, 05, 51,  106.655327,   21.639849,   8,  53,  302.553009,    5.467809,   756,  1963
 2021, 01, 01, 05, 51,  106.208992,   21.577507,   9,  82,  322.808289,   18.823360,   758,  2014
 2021, 01, 01, 05, 51,  104.859154,   21.336782,   8,  32,  300.219849,    6.424971,   758,  2155
 2021, 01, 01, 05, 51,  104.560097,   21.306311,   8,  52,  302.380829,    8.619322,   761,  2183