year,month,day,hh,mm,lon,lat,mask,confidence,bright_t13,frp,line,sample
 2020, 12, 16, 05, 56,  117.320068,   39.476933,   7,  13,  300.392395,    9.864060,   276,   391
 2020, 12, 16, 05, 56,  117.329208,   39.488735,   8,  63,  306.304260,   15.398799,   277,   390
 2020, 12, 16, 05, 56,  110.498871,   39.452358,   8,  62,  305.757263,   13.852832,   345,  1035
 2020, 12, 16, 05, 56,  110.530823,   39.495663,   8,  59,  304.337708,   12.781983,   350,  1032