year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2021, 02, 20, 05, 11,  121.002823,   12.672311,   8,  36,  310.344788,    6.394468,   379,  1629
 2021, 02, 20, 05, 11,  121.247551,   14.555107,   8,  36,  302.913483,    3.605056,   652,  1536
 2021, 02, 20, 05, 11,  120.581718,   14.528960,   8,  68,  309.316040,    6.630445,   663,  1627
 2021, 02, 20, 05, 11,  121.171638,   14.665627,   8,  51,  302.192413,    2.882480,   670,  1543
 2021, 02, 20, 05, 11,  107.421478,   12.587252,   8,  68,  309.010498,   23.758801,   729,  3155
 2021, 02, 20, 05, 11,  107.424385,   12.592559,   8,  53,  310.673340,   26.952396,   738,  3154