# px     py   pz   DEMFileName 
# Strip DEM - [px py pz] =Coordinates aligned with the reference DEM (reference in bundle adjustment). 
        4.44         0.00        -2.02  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20130811_1020010025AF4400_1020010025178200_2m_lsf_v040306//SETSM_s2s041_WV01_20130811_1020010025AF4400_1020010025178200_2m_lsf_seg1_meta.txt 
       -2.29         1.56         3.52  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV03_20150310_10400100081C7400_1040010008D5EB00_2m_lsf_v040307//SETSM_s2s041_WV03_20150310_10400100081C7400_1040010008D5EB00_2m_lsf_seg1_meta.txt 
       -0.93        -0.71         1.56  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV03_20150317_1040010008B1DC00_1040010008C00D00_2m_lsf_v040306//SETSM_s2s041_WV03_20150317_1040010008B1DC00_1040010008C00D00_2m_lsf_seg1_meta.txt 
       -1.21        -0.85        -3.07  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20170427_102001006296F500_10200100622D0700_2m_lsf_v040306//SETSM_s2s041_WV01_20170427_102001006296F500_10200100622D0700_2m_lsf_seg1_meta.txt