year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2020, 07, 14, 04, 18,  121.353500,   23.409636,   7,  22,  309.265167,    9.477476,   138,  2888
 2020, 07, 14, 04, 18,  121.360443,   23.422846,   8,  41,  308.951691,    7.425881,   146,  2886
 2020, 07, 14, 04, 18,  140.886414,   27.239746,   9,  94,  387.617310,  285.833984,   237,   658
 2020, 07, 14, 04, 18,  140.885345,   27.249701,   9,  94,  375.777130,  207.168091,   238,   658
 2020, 07, 14, 04, 18,  121.645981,   24.146734,   7,   0,  305.438049,    7.366535,   242,  2828
 2020, 07, 14, 04, 18,  140.890488,   27.245411,   9,  94,  370.241943,  182.300308,   243,   657
 2020, 07, 14, 04, 18,  140.877838,   27.244303,   8,  75,  388.433289,  293.110413,   243,   658