year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2020, 10, 29, 05, 46,  115.300438,   -1.818717,   8,  68,  314.654846,    7.380045,   109,  1555
 2020, 10, 29, 05, 46,  114.839142,   -1.719761,   8,  69,  313.018921,    5.322955,   134,  1616
 2020, 10, 29, 05, 46,  115.235100,   -0.903099,   8,  75,  315.010468,    7.223284,   246,  1535
 2020, 10, 29, 05, 46,  115.227188,   -0.897497,   9, 100,  374.340118,   83.485817,   247,  1536
 2020, 10, 29, 05, 46,  115.220261,   -0.898547,   7,  11,  308.068634,    3.771261,   247,  1537
 2020, 10, 29, 05, 46,  115.213341,   -0.899595,   8,  55,  306.581940,    3.748564,   247,  1538
 2020, 10, 29, 05, 46,  115.226196,   -0.890847,   9,  89,  333.979431,   20.276041,   248,  1536
 2020, 10, 29, 05, 46,  102.581009,   -2.720259,   8,  46,  301.265106,   10.003397,   252,  3091
 2020, 10, 29, 05, 46,  115.793205,   -0.068304,   9,  96,  349.304565,   40.729939,   357,  1432
 2020, 10, 29, 05, 46,  112.749001,   -0.365245,   8,  35,  303.604706,    2.983031,   381,  1861
 2020, 10, 29, 05, 46,  112.741547,   -0.366366,   8,  69,  309.573822,    5.882954,   381,  1862
 2020, 10, 29, 05, 46,  112.671043,   -0.303896,   9,  87,  331.249451,   19.783930,   392,  1869
 2020, 10, 29, 05, 46,  112.677536,   -0.295879,   9,  80,  319.848755,   10.672917,   393,  1868
 2020, 10, 29, 05, 46,  112.646599,   -0.293508,   9,  81,  321.013916,   11.543585,   394,  1872
 2020, 10, 29, 05, 46,  111.279854,    0.226092,   8,  79,  321.040192,   13.182653,   502,  2025
 2020, 10, 29, 05, 46,  111.303963,    0.237214,   8,  67,  313.215454,    7.755509,   503,  2022
 2020, 10, 29, 05, 46,  111.295570,    0.235932,   8,  51,  312.290649,    6.323382,   503,  2023
 2020, 10, 29, 05, 46,  110.758965,    0.285097,   8,  55,  307.405914,    6.716585,   522,  2082
 2020, 10, 29, 05, 46,  109.698914,    0.248351,   9,  90,  337.717194,   45.103352,   540,  2190
 2020, 10, 29, 05, 46,  111.768860,    0.596112,   9,  95,  348.927094,   45.281742,   546,  1957
 2020, 10, 29, 05, 46,  111.592003,    0.576122,   9,  85,  337.970520,   32.160961,   547,  1979