# px     py   pz   DEMFileName 
# Strip DEM - [px py pz] =Coordinates aligned with the reference DEM (reference in bundle adjustment). 
        1.78        -2.63        -0.12  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20131229_102001002A0AE000_1020010027B31100_2m_lsf_v040306//SETSM_s2s041_WV01_20131229_102001002A0AE000_1020010027B31100_2m_lsf_seg1_meta.txt 
       -3.35         1.69         0.80  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV03_20160903_1040010021264300_1040010021C10A00_2m_lsf_v040201//SETSM_s2s041_WV03_20160903_1040010021264300_1040010021C10A00_2m_lsf_seg1_meta.txt 
        0.60        -1.75         0.84  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20160910_1020010053724300_10200100530F1500_2m_lsf_v040201//SETSM_s2s041_WV01_20160910_1020010053724300_10200100530F1500_2m_lsf_seg1_meta.txt 
        0.63        -0.15        -0.64  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20180301_102001006E6B3B00_1020010070BC9400_2m_lsf_v030302//SETSM_s2s041_WV01_20180301_102001006E6B3B00_1020010070BC9400_2m_lsf_seg1_meta.txt 
        3.54        -1.08        -1.21  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20181017_102001007BC1A900_102001007D60A700_2m_lsf_v040309//SETSM_s2s041_WV01_20181017_102001007BC1A900_102001007D60A700_2m_lsf_seg1_meta.txt 
        0.46        -2.11         0.87  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20181028_103001008701F400_10300100865BDD00_2m_lsf_v030403//SETSM_s2s041_WV02_20181028_103001008701F400_10300100865BDD00_2m_lsf_seg1_meta.txt 
       -3.61         7.15         3.57  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20181031_103001008982D600_103001008629BD00_2m_lsf_v040101//SETSM_s2s041_WV02_20181031_103001008982D600_103001008629BD00_2m_lsf_seg2_meta.txt 
       -0.46         3.55         0.13  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20190311_10200100846DB900_102001008185F500_2m_lsf_v030403//SETSM_s2s041_WV01_20190311_10200100846DB900_102001008185F500_2m_lsf_seg1_meta.txt 
        1.87         4.05        -1.91  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20190428_10300100914C6100_103001008F6A0E00_2m_lsf_v040002//SETSM_s2s041_WV02_20190428_10300100914C6100_103001008F6A0E00_2m_lsf_seg1_meta.txt 
        0.88        -3.13         1.84  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20200612_102001009918B800_102001009CE58D00_2m_lsf_v040204//SETSM_s2s041_WV01_20200612_102001009918B800_102001009CE58D00_2m_lsf_seg1_meta.txt 
       -0.32        -2.66        -4.14  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20200709_10300100AA6C0400_10300100ABC8D200_2m_lsf_v040307//SETSM_s2s041_WV02_20200709_10300100AA6C0400_10300100ABC8D200_2m_lsf_seg3_meta.txt 
       -2.01        -2.93        -0.03  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20200721_102001009912F000_102001009D589300_2m_lsf_v040300//SETSM_s2s041_WV01_20200721_102001009912F000_102001009D589300_2m_lsf_seg1_meta.txt