# px     py   pz   DEMFileName 
# Strip DEM - [px py pz] =Coordinates aligned with the reference DEM (reference in bundle adjustment). 
        3.23        -2.48         1.71  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20131224_1020010028A79F00_102001002A69C500_2m_lsf_v040306//SETSM_s2s041_WV01_20131224_1020010028A79F00_102001002A69C500_2m_lsf_seg1_meta.txt 
        2.97        -5.73         0.75  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20141025_1020010035661D00_1020010036812400_2m_lsf_v040306//SETSM_s2s041_WV01_20141025_1020010035661D00_1020010036812400_2m_lsf_seg1_meta.txt 
       -2.64         1.69         0.39  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20160207_1030010051524C00_103001005296D600_2m_lsf_v040306//SETSM_s2s041_WV02_20160207_1030010051524C00_103001005296D600_2m_lsf_seg1_meta.txt 
        4.99        -3.11        -0.60  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20180305_102001006FAC8100_102001006D024A00_2m_lsf_v030302//SETSM_s2s041_WV01_20180305_102001006FAC8100_102001006D024A00_2m_lsf_seg1_meta.txt 
       -1.50         2.02         2.14  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV03_20180312_104001003AAE1500_10400100393C5600_2m_lsf_v030302//SETSM_s2s041_WV03_20180312_104001003AAE1500_10400100393C5600_2m_lsf_seg1_meta.txt 
       -2.30         2.04         0.11  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV03_20180929_10400100418D4C00_1040010042864500_2m_lsf_v030403//SETSM_s2s041_WV03_20180929_10400100418D4C00_1040010042864500_2m_lsf_seg1_meta.txt 
        1.30        -1.23         0.31  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20181012_1020010078A68D00_1020010079E4F300_2m_lsf_v030403//SETSM_s2s041_WV01_20181012_1020010078A68D00_1020010079E4F300_2m_lsf_seg1_meta.txt 
       -0.64         2.86        -2.32  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20190427_1020010084488600_102001007F505800_2m_lsf_v040002//SETSM_s2s041_WV01_20190427_1020010084488600_102001007F505800_2m_lsf_seg1_meta.txt 
       -5.41         3.95        -2.49  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20200523_1020010097A75000_102001009520E200_2m_lsf_v040203//SETSM_s2s041_WV01_20200523_1020010097A75000_102001009520E200_2m_lsf_seg1_meta.txt