year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2020, 08, 29, 04, 58,  118.168518,   31.136551,   8,  77,  320.001007,   11.322433,   266,  1961
 2020, 08, 29, 04, 58,  118.191299,   31.249464,   8,  57,  316.204620,    6.442222,   282,  1955
 2020, 08, 29, 04, 58,  118.182137,   31.247839,   8,  43,  317.292542,    6.523118,   282,  1956
 2020, 08, 29, 04, 58,  132.554749,   33.207977,   8,  41,  305.150085,    6.127729,   317,   383
 2020, 08, 29, 04, 58,  117.928558,   31.478975,   8,  65,  310.862457,    4.985849,   323,  1974
 2020, 08, 29, 04, 58,  132.564285,   33.221687,   7,  16,  306.566650,    5.559944,   325,   381
 2020, 08, 29, 04, 58,  131.222366,   34.167969,   8,  44,  309.910980,    6.327103,   477,   519
 2020, 08, 29, 04, 58,  131.214401,   34.167404,   8,  41,  309.570862,    6.085456,   477,   520
 2020, 08, 29, 04, 58,  131.216370,   34.165649,   7,  19,  310.330353,    5.115564,   483,   519
 2020, 08, 29, 04, 58,  135.607315,   34.870190,   8,  39,  305.894806,   10.667333,   562,   100
 2020, 08, 29, 04, 58,  118.754753,   33.702412,   8,  47,  318.905548,    6.895802,   628,  1811
 2020, 08, 29, 04, 58,  119.044975,   33.832314,   8,  60,  310.103912,    4.531004,   640,  1774
 2020, 08, 29, 04, 58,  119.354362,   34.128307,   8,  69,  314.665710,    6.048107,   676,  1729
 2020, 08, 29, 04, 58,  118.986351,   34.123283,   8,  52,  311.826721,    5.002425,   684,  1771
 2020, 08, 29, 04, 58,  118.330879,   34.168095,   8,  65,  312.439819,    4.988672,   707,  1841
 2020, 08, 29, 04, 58,  118.770119,   34.256516,   8,  53,  312.139893,    4.247915,   709,  1790
 2020, 08, 29, 04, 58,  118.825851,   34.321358,   8,  32,  313.348755,    4.237436,   717,  1782
 2020, 08, 29, 04, 58,  118.830826,   34.340649,   8,  31,  313.381226,    5.127112,   720,  1780
 2020, 08, 29, 04, 58,  118.450127,   34.353355,   8,  71,  316.482086,    6.304290,   731,  1822