year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2021, 01, 12, 05, 47,  116.646774,   28.672688,   8,  71,  311.083557,   15.073708,     6,   808
 2021, 01, 12, 05, 47,  116.770454,   28.748646,   8,  35,  300.658173,    7.069551,    13,   795
 2021, 01, 12, 05, 47,  116.769379,   28.757664,   8,  50,  307.544556,   11.921077,    14,   795
 2021, 01, 12, 05, 47,  116.772865,   28.754751,   8,  54,  302.819183,    9.488482,    18,   794
 2021, 01, 12, 05, 47,  116.762642,   28.753778,   8,  71,  311.438049,   15.983753,    18,   795
 2021, 01, 12, 05, 47,  116.725403,   28.804853,   8,  52,  302.385590,    8.968949,    24,   798
 2021, 01, 12, 05, 47,  109.070511,   27.921198,   8,  70,  310.389221,    8.905265,    37,  1658
 2021, 01, 12, 05, 47,  109.062698,   27.919979,   8,  58,  304.000458,    6.027792,    37,  1659
 2021, 01, 12, 05, 47,  116.656349,   29.065334,   8,  42,  303.479614,   10.100716,    62,   800
 2021, 01, 12, 05, 47,  116.758507,   29.182327,   8,  44,  304.357086,   10.393979,    78,   788
 2021, 01, 12, 05, 47,  116.751945,   29.177872,   7,  23,  300.040100,    7.601273,    82,   788
 2021, 01, 12, 05, 47,  116.750870,   29.186922,   9,  95,  348.224487,   71.660522,    83,   788
 2021, 01, 12, 05, 47,  112.881897,   28.779310,   8,  56,  303.541443,    7.242043,    85,  1187
 2021, 01, 12, 05, 47,  112.583931,   28.792730,   8,  40,  300.689148,    5.761080,    92,  1218
 2021, 01, 12, 05, 47,  110.760918,   28.646347,   9,  83,  323.638550,   17.551247,   107,  1428
 2021, 01, 12, 05, 47,  110.752846,   28.645205,   8,  52,  302.482300,    5.836644,   107,  1429
 2021, 01, 12, 05, 47,  112.676208,   28.934446,   8,  47,  301.477692,    5.473633,   111,  1205
 2021, 01, 12, 05, 47,  112.678085,   28.932289,   8,  45,  301.183594,    5.421846,   112,  1204
 2021, 01, 12, 05, 47,  114.665062,   29.179668,   8,  56,  303.513977,    9.970897,   114,  1013
 2021, 01, 12, 05, 47,  112.613480,   29.046698,   8,  42,  300.864014,    5.394635,   130,  1208
 2021, 01, 12, 05, 47,  109.912712,   29.550770,   8,  68,  309.267517,    8.594296,   259,  1501
 2021, 01, 12, 05, 47,  115.137192,   30.322638,   8,  45,  301.149597,    6.362583,   277,   931
 2021, 01, 12, 05, 47,  120.423050,   30.925552,   9,  98,  355.633179,  100.368675,   298,   362
 2021, 01, 12, 05, 47,  120.413834,   30.924946,   8,  75,  314.319550,   21.795786,   298,   363
 2021, 01, 12, 05, 47,  115.120506,   30.525898,   8,  57,  303.735443,    7.459792,   308,   928
 2021, 01, 12, 05, 47,  115.119461,   30.534254,   8,  71,  311.404755,   12.278977,   309,   928
 2021, 01, 12, 05, 47,  114.717110,   30.508570,   8,  50,  302.032379,    6.481077,   311,   975
 2021, 01, 12, 05, 47,  112.372299,   30.550549,   8,  77,  316.969788,   15.076045,   358,  1196
 2021, 01, 12, 05, 47,  114.360191,   30.823029,   8,  65,  307.211273,   13.109245,   363,  1009
 2021, 01, 12, 05, 47,  114.627762,   30.917702,   8,  45,  301.169830,    6.260702,   374,   975
 2021, 01, 12, 05, 47,  118.528984,   31.293573,   8,  69,  309.638641,   11.295846,   376,   585
 2021, 01, 12, 05, 47,  118.521828,   31.293015,   8,  75,  314.679413,   15.024823,   376,   586
 2021, 01, 12, 05, 47,  118.542343,   31.305031,   8,  47,  301.479187,    6.859126,   377,   583
 2021, 01, 12, 05, 47,  118.535149,   31.304478,   9, 100,  381.416870,  141.026169,   377,   584
 2021, 01, 12, 05, 47,  118.527946,   31.303915,   9, 100,  370.138306,  104.043198,   377,   585
 2021, 01, 12, 05, 47,  118.520775,   31.303354,   9,  98,  355.433899,   68.011139,   377,   586
 2021, 01, 12, 05, 47,  114.711891,   30.984756,   8,  74,  313.788300,   13.681568,   381,   964
 2021, 01, 12, 05, 47,  114.272285,   30.986433,   8,  67,  308.211304,   13.635182,   390,  1013
 2021, 01, 12, 05, 47,  113.452423,   31.239342,   8,  42,  300.848450,    6.447421,   441,  1078
 2021, 01, 12, 05, 47,  113.900963,   31.341869,   8,  43,  300.955475,    7.519574,   450,  1037
 2021, 01, 12, 05, 47,  113.899803,   31.349724,   8,  42,  300.862854,    7.565035,   451,  1037
 2021, 01, 12, 05, 47,  113.626259,   31.390358,   8,  66,  307.792938,   11.550460,   460,  1060
 2021, 01, 12, 05, 47,  113.780830,   31.459394,   9,  87,  329.986389,   34.740776,   469,  1045
 2021, 01, 12, 05, 47,  113.779816,   31.467224,   8,  66,  308.056396,   12.355124,   470,  1045
 2021, 01, 12, 05, 47,  106.850502,   30.673304,   7,  24,  300.048248,    4.768099,   495,  1829
 2021, 01, 12, 05, 47,  106.850349,   30.676880,   8,  49,  301.780365,    5.494504,   496,  1828
 2021, 01, 12, 05, 47,  117.186172,   32.108150,   8,  65,  307.409790,   16.304764,   517,   701
 2021, 01, 12, 05, 47,  114.620644,   32.001629,   8,  42,  300.823181,    6.569501,   536,   949
 2021, 01, 12, 05, 47,  114.368256,   32.073807,   8,  68,  309.178528,   10.247084,   551,   976
 2021, 01, 12, 05, 47,  115.768875,   32.240524,   8,  67,  308.472534,   12.822787,   554,   824
 2021, 01, 12, 05, 47,  116.989990,   32.486469,   8,  38,  300.484619,   10.045331,   578,   711
 2021, 01, 12, 05, 47,  114.231094,   32.272984,   9,  95,  348.660614,   50.945435,   583,   987
 2021, 01, 12, 05, 47,  113.356133,   32.415241,   8,  60,  304.707764,    9.450814,   618,  1063
 2021, 01, 12, 05, 47,  113.329773,   32.931274,   8,  64,  306.706879,   11.076391,   696,  1055
 2021, 01, 12, 05, 47,  119.610710,   33.588253,   9,  86,  329.812592,   39.438210,   713,   405