# px     py   pz   DEMFileName 
# Strip DEM - [px py pz] =Coordinates aligned with the reference DEM (reference in bundle adjustment). 
        0.39         2.40        -1.66  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_11_canada_north_hudson/strips_v4.1/2m/WV03_20200213_1040010058D83700_1040010055B00B00_2m_lsf_v040201//SETSM_s2s041_WV03_20200213_1040010058D83700_1040010055B00B00_2m_lsf_seg8_meta.txt 
        0.00        -4.94         1.66  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_11_canada_north_hudson/strips_v4.1/2m/WV03_20200214_1040010057691E00_1040010057109800_2m_lsf_v040201//SETSM_s2s041_WV03_20200214_1040010057691E00_1040010057109800_2m_lsf_seg6_meta.txt