# px     py   pz   DEMFileName 
# Strip DEM - [px py pz] =Coordinates aligned with the reference DEM (reference in bundle adjustment). 
       -1.73        -2.80        -0.81  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20131202_1020010029345E00_1020010028300F00_2m_lsf_v040306//SETSM_s2s041_WV01_20131202_1020010029345E00_1020010028300F00_2m_lsf_seg3_meta.txt 
        0.33        -0.59         1.55  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20140208_102001002B3A5700_102001002B12B200_2m_lsf_v040201//SETSM_s2s041_WV01_20140208_102001002B3A5700_102001002B12B200_2m_lsf_seg1_meta.txt 
        0.28        -2.14        -1.08  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20140926_1020010035565900_10200100359ADF00_2m_lsf_v040201//SETSM_s2s041_WV01_20140926_1020010035565900_10200100359ADF00_2m_lsf_seg1_meta.txt 
       -2.19         0.54        -2.31  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20170605_1020010061883E00_10200100616E5A00_2m_lsf_v040306//SETSM_s2s041_WV01_20170605_1020010061883E00_10200100616E5A00_2m_lsf_seg1_meta.txt 
       -2.62         0.88        -1.75  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV03_20180501_104001003CA9D500_104001003CB0E200_2m_lsf_v030403//SETSM_s2s041_WV03_20180501_104001003CA9D500_104001003CB0E200_2m_lsf_seg2_meta.txt 
       -1.71         2.13         2.33  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20190225_1020010083880200_1020010084ADE800_2m_lsf_v030403//SETSM_s2s041_WV01_20190225_1020010083880200_1020010084ADE800_2m_lsf_seg1_meta.txt 
        7.64         1.99         2.08  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20200614_10300100A8D1B400_10300100A76B6600_2m_lsf_v040204//SETSM_s2s041_WV02_20200614_10300100A8D1B400_10300100A76B6600_2m_lsf_seg1_meta.txt