# px     py   pz   DEMFileName 
# Strip DEM - [px py pz] =Coordinates aligned with the reference DEM (reference in bundle adjustment). 
        1.24        -2.87        -2.19  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20160217_102001004B997800_102001004ECC1D00_2m_lsf_v040306//SETSM_s2s041_WV01_20160217_102001004B997800_102001004ECC1D00_2m_lsf_seg1_meta.txt 
        0.11        -0.64         0.56  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20180308_102001006C9C4000_1020010070335800_2m_lsf_v030302//SETSM_s2s041_WV01_20180308_102001006C9C4000_1020010070335800_2m_lsf_seg1_meta.txt 
       -1.36         3.51         1.63  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20210308_10300100B7026100_10300100B8CBD500_2m_lsf_v040307//SETSM_s2s041_WV02_20210308_10300100B7026100_10300100B8CBD500_2m_lsf_seg1_meta.txt