# px     py   pz   DEMFileName 
# Strip DEM - [px py pz] =Coordinates aligned with the reference DEM (reference in bundle adjustment). 
        4.56         1.07         3.83  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/W1W2_20120317_102001001A767800_10300100118A9400_2m_lsf_v040306//SETSM_s2s041_W1W2_20120317_102001001A767800_10300100118A9400_2m_lsf_seg1_meta.txt 
        1.76        -1.38        -1.39  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20120421_102001001AD80E00_102001001A136000_2m_lsf_v040306//SETSM_s2s041_WV01_20120421_102001001AD80E00_102001001A136000_2m_lsf_seg1_meta.txt 
       -0.01         1.85         1.88  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/W2W2_20120421_1030010012604800_10300100128FF500_2m_lsf_v040309//SETSM_s2s041_W2W2_20120421_1030010012604800_10300100128FF500_2m_lsf_seg2_meta.txt 
        0.94         2.40        -0.00  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20130530_102001002180F900_1020010022DA7400_2m_lsf_v040306//SETSM_s2s041_WV01_20130530_102001002180F900_1020010022DA7400_2m_lsf_seg1_meta.txt 
        2.31        -0.52        -0.35  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20131128_1020010028A4A400_1020010029CAA300_2m_lsf_v040306//SETSM_s2s041_WV01_20131128_1020010028A4A400_1020010029CAA300_2m_lsf_seg1_meta.txt 
       -0.89        -0.45         0.45  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV03_20160427_104001001B633B00_104001001C19C800_2m_lsf_v040306//SETSM_s2s041_WV03_20160427_104001001B633B00_104001001C19C800_2m_lsf_seg1_meta.txt 
       -1.86         0.41        -3.58  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20170427_1030010068B7CF00_1030010068772400_2m_lsf_v040306//SETSM_s2s041_WV02_20170427_1030010068B7CF00_1030010068772400_2m_lsf_seg1_meta.txt 
       -0.70        -0.67        -2.25  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20180922_1030010084AE4400_10300100833F4300_2m_lsf_v030403//SETSM_s2s041_WV02_20180922_1030010084AE4400_10300100833F4300_2m_lsf_seg1_meta.txt 
       -4.19        -3.56         2.71  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20210207_10300100B394D800_10300100B39E2100_2m_lsf_v040307//SETSM_s2s041_WV02_20210207_10300100B394D800_10300100B39E2100_2m_lsf_seg1_meta.txt 
       -1.94         0.85        -1.29  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV03_20210222_1040010066069800_104001006614C400_2m_lsf_v040307//SETSM_s2s041_WV03_20210222_1040010066069800_104001006614C400_2m_lsf_seg1_meta.txt