year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2021, 03, 13, 05, 26,  123.611603,   42.704605,   8,  47,  305.847809,    9.802809,    13,   508
 2021, 03, 13, 05, 26,  123.602516,   42.704140,   8,  46,  305.026367,    9.346589,    13,   509
 2021, 03, 13, 05, 26,  123.603065,   42.700981,   8,  64,  306.870972,   10.298208,    19,   508
 2021, 03, 13, 05, 26,  122.929962,   45.917763,   8,  59,  317.461517,   17.131029,   509,   527
 2021, 03, 13, 05, 26,  122.940086,   45.926693,   9,  81,  321.920654,   20.208834,   516,   525
 2021, 03, 13, 05, 26,  122.930618,   45.926308,   9,  88,  332.894379,   32.977394,   516,   526
 2021, 03, 13, 05, 26,  122.986641,   45.939281,   8,  51,  302.178406,    6.715614,   517,   520
 2021, 03, 13, 05, 26,  122.977135,   45.938904,   8,  66,  307.772522,   10.056288,   517,   521
 2021, 03, 13, 05, 26,  122.901413,   45.935814,   8,  65,  308.603180,    9.014232,   517,   529
 2021, 03, 13, 05, 26,  123.244659,   45.981991,   8,  52,  302.316376,    6.810659,   520,   493
 2021, 03, 13, 05, 26,  123.894180,   46.028275,   8,  78,  323.213654,   25.892977,   522,   429
 2021, 03, 13, 05, 26,  123.715027,   46.044086,   8,  52,  302.427490,    8.605835,   524,   446
 2021, 03, 13, 05, 26,  123.202377,   46.023678,   8,  74,  313.625580,   13.960995,   524,   497
 2021, 03, 13, 05, 26,  123.913322,   46.062584,   8,  38,  316.400146,   15.117247,   525,   427
 2021, 03, 13, 05, 26,  123.203323,   46.019333,   8,  60,  319.140442,   19.447296,   530,   496
 2021, 03, 13, 05, 26,  123.715889,   46.048012,   8,  42,  300.801392,    7.594204,   531,   445
 2021, 03, 13, 05, 26,  123.818733,   46.073635,   8,  31,  308.555450,    9.747435,   533,   435
 2021, 03, 13, 05, 26,  123.181343,   46.051029,   8,  71,  311.001221,   13.730166,   533,   498
 2021, 03, 13, 05, 26,  123.807518,   46.084427,   8,  62,  325.070038,   23.315296,   534,   436
 2021, 03, 13, 05, 26,  123.880600,   46.098042,   8,  56,  341.591827,   46.261036,   535,   429
 2021, 03, 13, 05, 26,  123.836975,   46.118946,   8,  49,  332.308197,   32.181507,   537,   433
 2021, 03, 13, 05, 26,  123.826439,   46.118580,   8,  65,  326.107178,   24.854462,   537,   434
 2021, 03, 13, 05, 26,  123.815933,   46.118217,   8,  61,  319.636139,   18.209980,   537,   435
 2021, 03, 13, 05, 26,  123.823708,   46.163193,   8,  37,  308.300659,   10.536121,   541,   434
 2021, 03, 13, 05, 26,  123.813202,   46.162796,   8,  36,  309.879913,   11.470222,   541,   435
 2021, 03, 13, 05, 26,  123.702324,   46.174030,   8,  41,  300.706482,    7.413923,   549,   445
 2021, 03, 13, 05, 26,  123.785156,   46.187920,   8,  45,  320.840454,   21.193567,   550,   437
 2021, 03, 13, 05, 26,  123.825882,   46.211632,   8,  38,  311.471466,   13.235716,   552,   433
 2021, 03, 13, 05, 26,  122.634407,   46.384777,   8,  64,  306.451782,    7.816985,   585,   550
 2021, 03, 13, 05, 26,  122.625107,   46.384361,   8,  68,  308.836365,    9.290448,   585,   551
 2021, 03, 13, 05, 26,  125.664932,   46.593693,   8,  65,  307.407013,   16.928480,   602,   273
 2021, 03, 13, 05, 26,  125.651901,   46.593456,   9,  86,  328.397125,   46.115520,   602,   274
 2021, 03, 13, 05, 26,  122.660103,   46.532677,   8,  46,  305.147797,    7.119919,   605,   545
 2021, 03, 13, 05, 26,  125.660522,   46.599991,   8,  64,  327.099396,   44.016495,   610,   273
 2021, 03, 13, 05, 26,  125.647453,   46.599808,   8,  57,  314.987610,   25.936764,   610,   274
 2021, 03, 13, 05, 26,  122.654800,   46.531139,   9,  81,  320.936707,   18.681456,   611,   545
 2021, 03, 13, 05, 26,  123.228310,   46.667812,   8,  54,  302.999908,    6.796037,   628,   484
 2021, 03, 13, 05, 26,  123.277924,   46.680485,   8,  66,  307.993958,    9.842331,   629,   479
 2021, 03, 13, 05, 26,  123.418182,   46.718388,   8,  58,  304.288513,    7.661222,   632,   465
 2021, 03, 13, 05, 26,  123.467461,   46.753235,   8,  49,  301.871368,    6.796611,   635,   460
 2021, 03, 13, 05, 26,  123.436562,   46.752098,   8,  56,  303.375702,    7.851287,   635,   463
 2021, 03, 13, 05, 26,  123.459030,   46.758350,   8,  37,  301.809174,    7.416568,   642,   460
 2021, 03, 13, 05, 26,  122.751068,   46.765579,   8,  66,  307.528564,    8.294007,   645,   531
 2021, 03, 13, 05, 26,  123.450974,   46.879448,   8,  40,  302.683258,    7.793585,   653,   460
 2021, 03, 13, 05, 26,  123.442108,   46.872944,   8,  34,  300.283508,    6.058631,   659,   460
 2021, 03, 13, 05, 26,  114.271423,   46.576630,   9,  98,  355.605347,   65.157646,   714,  1205
 2021, 03, 13, 05, 26,  114.259590,   46.575260,   8,  67,  308.521362,    9.205575,   714,  1206
 2021, 03, 13, 05, 26,  114.269585,   46.583767,   9,  86,  328.304291,   24.891064,   715,  1205
 2021, 03, 13, 05, 26,  114.257759,   46.582394,   8,  59,  304.605103,    7.109327,   715,  1206
 2021, 03, 13, 05, 26,  130.088074,   47.535999,   8,  68,  309.167267,   40.993729,   748,     7
 2021, 03, 13, 05, 26,  130.105499,   47.534859,   8,  55,  303.253265,   30.327375,   757,     6
 2021, 03, 13, 05, 26,  130.083191,   47.535461,   8,  68,  308.795807,   40.530926,   757,     7