year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2020, 10, 14, 05, 28,  118.034683,    1.679482,   8,  55,  311.714874,    3.721299,    43,  1728
 2020, 10, 14, 05, 28,  117.941574,    1.773732,   8,  50,  309.840973,    3.143529,    59,  1738
 2020, 10, 14, 05, 28,  117.638618,    1.996836,   8,  52,  309.746185,    3.707451,    99,  1772
 2020, 10, 14, 05, 28,  116.942551,    3.554784,   8,  59,  310.449341,    6.552738,   345,  1819