year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2021, 03, 26, 04, 38,  116.829399,   27.292929,   8,  73,  313.289154,   11.629324,   156,  2699
 2021, 03, 26, 04, 38,  116.828896,   27.290672,   8,  55,  312.364990,   10.628219,   162,  2698
 2021, 03, 26, 04, 38,  116.878456,   27.335709,   9,  83,  323.739502,   21.251577,   165,  2690
 2021, 03, 26, 04, 38,  116.871384,   27.334047,   8,  69,  309.735474,    9.002582,   165,  2691
 2021, 03, 26, 04, 38,  115.863174,   27.168682,   8,  46,  305.361633,    8.034507,   178,  2817
 2021, 03, 26, 04, 38,  118.624924,   28.069418,   8,  64,  306.842102,   10.733708,   214,  2478
 2021, 03, 26, 04, 38,  119.860420,   28.569286,   9,  80,  320.484924,   18.704519,   248,  2348
 2021, 03, 26, 04, 38,  120.302216,   28.694653,   8,  68,  309.146576,    8.397935,   252,  2298
 2021, 03, 26, 04, 38,  117.782486,   28.739315,   9,  81,  321.059387,   29.763115,   340,  2526
 2021, 03, 26, 04, 38,  117.536354,   28.766239,   8,  72,  311.685852,   16.056095,   348,  2544
 2021, 03, 26, 04, 38,  119.505569,   30.796032,   8,  68,  309.370300,    8.183770,   584,  2305
 2021, 03, 26, 04, 38,  116.813354,   30.527622,   8,  68,  308.835205,   13.936005,   631,  2548
 2021, 03, 26, 04, 38,  131.175476,   32.984615,   8,  66,  315.455627,   11.797303,   636,  1022
 2021, 03, 26, 04, 38,  131.174301,   32.992542,   9,  89,  333.786377,   34.960754,   637,  1022
 2021, 03, 26, 04, 38,  131.162125,   32.991203,   8,  60,  317.327057,   13.537307,   637,  1023
 2021, 03, 26, 04, 38,  131.165863,   32.993557,   9,  89,  333.913605,   36.539845,   640,  1022
 2021, 03, 26, 04, 38,  131.209763,   33.030445,   8,  78,  318.445892,   17.381798,   644,  1018
 2021, 03, 26, 04, 38,  131.157410,   33.113544,   8,  58,  310.606567,   10.095210,   655,  1021
 2021, 03, 26, 04, 38,  131.161194,   33.116337,   8,  67,  309.413818,    9.824249,   658,  1020
 2021, 03, 26, 04, 38,  120.009377,   31.733927,   9,  84,  325.712128,   16.606417,   707,  2213
 2021, 03, 26, 04, 38,  120.682350,   31.933470,   8,  68,  309.495789,    8.115086,   715,  2147