# px     py   pz   DEMFileName 
# Strip DEM - [px py pz] =Coordinates aligned with the reference DEM (reference in bundle adjustment). 
       -4.10        -0.55        -1.63  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20130521_10200100231A4300_1020010022414E00_2m_lsf_v040306//SETSM_s2s041_WV01_20130521_10200100231A4300_1020010022414E00_2m_lsf_seg1_meta.txt 
       -6.76         1.90         1.35  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20130715_1020010023923E00_1020010022CAAB00_2m_lsf_v040306//SETSM_s2s041_WV01_20130715_1020010023923E00_1020010022CAAB00_2m_lsf_seg1_meta.txt 
        4.51         0.99        -2.50  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20140222_102001002BE55F00_102001002CD07400_2m_lsf_v040306//SETSM_s2s041_WV01_20140222_102001002BE55F00_102001002CD07400_2m_lsf_seg1_meta.txt 
        4.85         3.93        -1.63  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV03_20160425_104001001C75F600_104001001BD31200_2m_lsf_v040306//SETSM_s2s041_WV03_20160425_104001001C75F600_104001001BD31200_2m_lsf_seg2_meta.txt 
       -1.91         1.23         0.92  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20170210_10300100630C1300_1030010064693200_2m_lsf_v040306//SETSM_s2s041_WV02_20170210_10300100630C1300_1030010064693200_2m_lsf_seg1_meta.txt 
        2.43        -5.76         1.02  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20190302_1020010083B61B00_1020010082765900_2m_lsf_v030403//SETSM_s2s041_WV01_20190302_1020010083B61B00_1020010082765900_2m_lsf_seg1_meta.txt 
       -0.74        -5.62         1.91  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20201001_102001009BD7AB00_102001009E1D8700_2m_lsf_v040305//SETSM_s2s041_WV01_20201001_102001009BD7AB00_102001009E1D8700_2m_lsf_seg1_meta.txt 
        1.72         3.89         0.55  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV03_20211019_104001006E21F000_104001006F71A900_2m_lsf_v040310//SETSM_s2s041_WV03_20211019_104001006E21F000_104001006F71A900_2m_lsf_seg1_meta.txt