year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2020, 11, 02, 04, 41,  113.955505,   37.546242,   8,  62,  305.605194,   15.790203,    60,  2540
 2020, 11, 02, 04, 41,  117.605049,   39.488510,   8,  54,  302.866974,    8.526832,   222,  2162
 2020, 11, 02, 04, 41,  117.600090,   39.483047,   8,  62,  305.794922,   10.805762,   224,  2162
 2020, 11, 02, 04, 41,  118.389267,   39.661644,   8,  74,  314.220245,   14.054892,   226,  2096
 2020, 11, 02, 04, 41,  118.377693,   39.659313,   9,  84,  326.399811,   25.835922,   226,  2097
 2020, 11, 02, 04, 41,  118.232666,   39.771469,   8,  60,  304.908325,    8.389243,   246,  2105
 2020, 11, 02, 04, 41,  118.085953,   39.757801,   8,  69,  309.453644,   11.768361,   248,  2117
 2020, 11, 02, 04, 41,  118.166763,   39.868584,   8,  44,  301.036041,    6.374852,   262,  2107
 2020, 11, 02, 04, 41,  113.122078,   39.138115,   8,  59,  304.512085,   14.869663,   323,  2544
 2020, 11, 02, 04, 41,  123.038551,   41.364899,   8,  47,  301.590973,    5.280777,   355,  1590
 2020, 11, 02, 04, 41,  112.384552,   39.194019,   8,  64,  306.707794,    9.867373,   357,  2616
 2020, 11, 02, 04, 41,  113.105927,   39.473068,   8,  33,  301.007629,   11.773887,   366,  2535
 2020, 11, 02, 04, 41,  113.092140,   39.469666,   8,  58,  316.038361,   27.457867,   366,  2536
 2020, 11, 02, 04, 41,  113.367447,   39.545631,   8,  66,  307.956360,   17.730202,   372,  2515
 2020, 11, 02, 04, 41,  112.572350,   39.354275,   8,  77,  316.494507,   15.138236,   373,  2584
 2020, 11, 02, 04, 41,  112.568260,   39.364021,   8,  38,  304.293549,    7.075222,   374,  2584
 2020, 11, 02, 04, 41,  112.467949,   39.370735,   9,  98,  355.686249,   67.893486,   377,  2596
 2020, 11, 02, 04, 41,  112.460510,   39.368843,   8,  77,  316.982880,   16.201597,   377,  2597
 2020, 11, 02, 04, 41,  114.071564,   40.354877,   8,  51,  302.150421,   10.610415,   460,  2437
 2020, 11, 02, 04, 41,  114.061707,   40.357288,   8,  45,  304.807343,   12.151375,   465,  2437
 2020, 11, 02, 04, 41,  122.888832,   42.218456,   9,  89,  334.928162,   26.186985,   484,  1575
 2020, 11, 02, 04, 41,  132.057541,   43.915562,   9,  85,  326.637360,   37.285500,   588,   727
 2020, 11, 02, 04, 41,  132.056412,   43.925045,   8,  45,  302.958984,   11.533678,   589,   727
 2020, 11, 02, 04, 41,  131.945068,   43.926865,   8,  57,  314.996094,   22.426062,   590,   735
 2020, 11, 02, 04, 41,  131.931335,   43.925903,   8,  64,  325.789093,   36.404316,   590,   736
 2020, 11, 02, 04, 41,  132.062607,   43.916183,   8,  64,  328.845245,   40.135914,   593,   726
 2020, 11, 02, 04, 41,  132.061417,   43.925655,   8,  56,  303.593597,   12.615974,   594,   726
 2020, 11, 02, 04, 41,  132.047623,   43.924786,   8,  35,  300.684113,   10.226820,   594,   727
 2020, 11, 02, 04, 41,  131.937271,   43.917793,   8,  68,  308.786804,   16.745449,   594,   735
 2020, 11, 02, 04, 41,  131.936127,   43.927219,   9,  85,  328.055939,   39.987080,   595,   735
 2020, 11, 02, 04, 41,  132.626740,   44.038342,   9,  90,  337.391815,   64.906090,   602,   686
 2020, 11, 02, 04, 41,  132.409317,   44.052433,   8,  58,  304.166199,   14.805467,   610,   700
 2020, 11, 02, 04, 41,  132.450531,   44.333691,   8,  44,  301.072540,   11.940026,   649,   694
 2020, 11, 02, 04, 41,  132.479019,   44.345226,   9,  88,  332.690796,   52.706985,   650,   692
 2020, 11, 02, 04, 41,  132.464218,   44.344307,   9, 100,  412.283264,  469.515381,   650,   693
 2020, 11, 02, 04, 41,  132.449448,   44.343395,   8,  57,  303.784515,   14.018511,   650,   694
 2020, 11, 02, 04, 41,  132.843323,   44.432240,   8,  60,  304.863037,   17.010612,   662,   667