year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2020, 08, 04, 18, 22,  117.531494,   62.181549,   9, 100,  321.904968,   18.509665,    55,  1300
 2020, 08, 04, 18, 22,  113.158585,   61.545959,   8,  36,  300.960510,    8.326357,   218,  1083
 2020, 08, 04, 18, 22,  113.155502,   61.538391,   8,  60,  304.374695,   10.458470,   219,  1083
 2020, 08, 04, 18, 22,  112.802544,   61.348171,   9, 100,  370.871399,  127.567596,   252,  1070
 2020, 08, 04, 18, 22,   97.335251,   60.847305,   8,  77,  309.265625,   24.774725,   408,   190
 2020, 08, 04, 18, 22,   97.356400,   60.847794,   9,  95,  317.490021,   36.310230,   408,   191
 2020, 08, 04, 18, 22,   96.236832,   60.441948,   9, 100,  328.410889,   64.802940,   461,   139
 2020, 08, 04, 18, 22,   96.258186,   60.442654,   9,  85,  312.373138,   32.972015,   461,   140
 2020, 08, 04, 18, 22,   96.223671,   60.431534,   8,  76,  308.819550,   26.895952,   470,   139
 2020, 08, 04, 18, 22,   96.247505,   60.432243,   9, 100,  339.739807,   96.569878,   470,   140
 2020, 08, 04, 18, 22,   96.503220,   60.426525,   9, 100,  337.532806,   87.111015,   471,   151
 2020, 08, 04, 18, 22,  107.600494,   58.449398,   9,  88,  313.728363,   18.437798,   747,   826
 2020, 08, 04, 18, 22,  107.660927,   58.427849,   8,  57,  303.873291,   11.333890,   749,   830
 2020, 08, 04, 18, 22,  107.494263,   58.428757,   8,  72,  307.699066,   14.066319,   750,   820
 2020, 08, 04, 18, 22,  107.578728,   58.423798,   9,  96,  317.944092,   22.049416,   750,   825
 2020, 08, 04, 18, 22,  107.486717,   58.431263,   9,  89,  314.335052,   18.890041,   754,   820
 2020, 08, 04, 18, 22,  107.570946,   58.425980,   8,  71,  307.322113,   13.140636,   754,   825
 2020, 08, 04, 18, 22,  107.587074,   58.424953,   8,  39,  301.249481,    9.131403,   754,   826
 2020, 08, 04, 18, 22,  107.382416,   58.419666,   8,  77,  309.414825,   15.540520,   756,   814