year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2020, 10, 08, 04, 14,  116.146492,   50.614758,   7,  27,  300.876862,    7.395644,    42,  2422
 2020, 10, 08, 04, 14,  116.133286,   50.611343,   8,  60,  306.554749,   11.432582,    42,  2423
 2020, 10, 08, 04, 14,  116.140839,   50.623215,   8,  77,  316.396271,   20.334587,    43,  2422
 2020, 10, 08, 04, 14,  116.127846,   50.619843,   9,  97,  352.238556,   82.702522,    43,  2423
 2020, 10, 08, 04, 14,  124.185379,   53.985405,   8,  78,  317.336365,   12.980882,   279,  1711
 2020, 10, 08, 04, 14,  124.182236,   53.991894,   9,  91,  337.500671,   28.378460,   280,  1711
 2020, 10, 08, 04, 14,  124.170639,   53.989956,   9,  90,  336.805389,   27.682184,   280,  1712