# px     py   pz   DEMFileName 
# Strip DEM - [px py pz] =Coordinates aligned with the reference DEM (reference in bundle adjustment). 
       -0.55        -2.59        -0.87  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV03_20180307_10400100388F6E00_104001003A70B200_2m_lsf_v040300//SETSM_s2s041_WV03_20180307_10400100388F6E00_104001003A70B200_2m_lsf_seg2_meta.txt 
        0.42         1.51         1.58  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20180309_102001006F2DAB00_1020010070CCF900_2m_lsf_v030403//SETSM_s2s041_WV01_20180309_102001006F2DAB00_1020010070CCF900_2m_lsf_seg1_meta.txt 
        0.13         1.08        -0.71  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV03_20210610_1040010068CDDA00_1040010069B7EE00_2m_lsf_v040307//SETSM_s2s041_WV03_20210610_1040010068CDDA00_1040010069B7EE00_2m_lsf_seg1_meta.txt