# px     py   pz   DEMFileName 
# Strip DEM - [px py pz] =Coordinates aligned with the reference DEM (reference in bundle adjustment). 
        2.99        -0.66        -1.07  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20130323_102001002278D800_1020010021739600_2m_lsf_v040306//SETSM_s2s041_WV01_20130323_102001002278D800_1020010021739600_2m_lsf_seg1_meta.txt 
       -0.04        -0.11        -5.31  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV03_20160625_104001001E15DD00_104001001E47AF00_2m_lsf_v040306//SETSM_s2s041_WV03_20160625_104001001E15DD00_104001001E47AF00_2m_lsf_seg1_meta.txt 
        3.44        -0.68         1.69  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20170407_10200100624E7500_102001005F4F1F00_2m_lsf_v040306//SETSM_s2s041_WV01_20170407_10200100624E7500_102001005F4F1F00_2m_lsf_seg1_meta.txt 
        3.05        -2.60         1.76  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20180531_103001007F63A400_103001007E1E8400_2m_lsf_v030403//SETSM_s2s041_WV02_20180531_103001007F63A400_103001007E1E8400_2m_lsf_seg1_meta.txt 
       -4.41         1.28         0.25  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20180603_1020010075320400_1020010074B3DA00_2m_lsf_v030400//SETSM_s2s041_WV01_20180603_1020010075320400_1020010074B3DA00_2m_lsf_seg1_meta.txt 
        0.98        -0.80         1.30  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20190320_1020010082609C00_1020010085BF4700_2m_lsf_v030403//SETSM_s2s041_WV01_20190320_1020010082609C00_1020010085BF4700_2m_lsf_seg1_meta.txt 
       -1.89         1.00         3.80  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20200418_10300100A4220C00_10300100A57EEE00_2m_lsf_v040203//SETSM_s2s041_WV02_20200418_10300100A4220C00_10300100A57EEE00_2m_lsf_seg1_meta.txt 
        0.61         1.42        -4.55  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20200606_102001009A300F00_102001009999BA00_2m_lsf_v040204//SETSM_s2s041_WV01_20200606_102001009A300F00_102001009999BA00_2m_lsf_seg1_meta.txt 
       -1.46         0.46        -0.84  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20210624_10300100C132D700_10300100C1CB7A00_2m_lsf_v040309//SETSM_s2s041_WV02_20210624_10300100C132D700_10300100C1CB7A00_2m_lsf_seg1_meta.txt 
       -3.26         0.68         2.98  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20210711_10300100C2722700_10300100C2B55300_2m_lsf_v040308//SETSM_s2s041_WV02_20210711_10300100C2722700_10300100C2B55300_2m_lsf_seg1_meta.txt