year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2020, 08, 24, 20, 27,  111.414192,   64.711685,   8,  75,  314.906525,   22.752707,     4,  2440
 2020, 08, 24, 20, 27,  111.400291,   64.704506,   9,  96,  318.057007,   26.094854,     5,  2440
 2020, 08, 24, 20, 27,  111.387489,   64.696976,   8,  53,  310.149536,   17.641251,     6,  2440
 2020, 08, 24, 20, 27,  112.321060,   64.384506,   7,  18,  309.012970,   18.195831,     6,  2491
 2020, 08, 24, 20, 27,  111.100197,   64.634476,   8,  55,  303.382355,   13.566077,    24,  2434
 2020, 08, 24, 20, 27,   83.609116,   68.414948,   9,  87,  313.481995,   20.240503,   203,  1018
 2020, 08, 24, 20, 27,   83.636665,   68.412804,   9, 100,  322.530579,   29.732512,   203,  1019
 2020, 08, 24, 20, 27,  113.165924,   61.536720,   8,  74,  308.255035,   16.427458,   301,  2768
 2020, 08, 24, 20, 27,  113.171013,   61.542934,   9,  85,  312.667114,   20.047421,   307,  2768
 2020, 08, 24, 20, 27,   83.234245,   67.593224,   8,  73,  307.981201,   14.764403,   330,  1023
 2020, 08, 24, 20, 27,  112.811249,   61.352169,   9, 100,  336.859680,   49.149696,   343,  2767
 2020, 08, 24, 20, 27,  112.823311,   61.347565,   8,  77,  309.258240,   15.914791,   343,  2768
 2020, 08, 24, 20, 27,  112.796623,   61.343464,   8,  75,  308.702881,   15.805458,   344,  2767
 2020, 08, 24, 20, 27,  112.808701,   61.338848,   7,  27,  300.403992,   10.140783,   344,  2768
 2020, 08, 24, 20, 27,   79.060204,   67.301796,   8,  71,  307.371796,   13.616739,   414,   833
 2020, 08, 24, 20, 27,   79.055313,   67.303658,   8,  65,  305.614075,   12.103727,   418,   833
 2020, 08, 24, 20, 27,   78.745193,   66.287743,   8,  72,  307.753998,   13.661801,   571,   838