# px     py   pz   DEMFileName 
# Strip DEM - [px py pz] =Coordinates aligned with the reference DEM (reference in bundle adjustment). 
        0.62         0.00        -0.82  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20150322_103001003F4BD200_103001003E072800_2m_lsf_v040306//SETSM_s2s041_WV02_20150322_103001003F4BD200_103001003E072800_2m_lsf_seg1_meta.txt 
       -0.62         0.00         0.82  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20190419_1020010085BFA500_1020010085AA6C00_2m_lsf_v040002//SETSM_s2s041_WV01_20190419_1020010085BFA500_1020010085AA6C00_2m_lsf_seg1_meta.txt