# px     py   pz   DEMFileName 
# Strip DEM - [px py pz] =Coordinates aligned with the reference DEM (reference in bundle adjustment). 
        1.72        -2.91         1.12  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20130913_1030010027545500_10300100267AE600_2m_lsf_v040306//SETSM_s2s041_WV02_20130913_1030010027545500_10300100267AE600_2m_lsf_seg1_meta.txt 
       -0.32        -3.07        -1.21  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20171031_103001007330AD00_1030010072CF7A00_2m_lsf_v040300//SETSM_s2s041_WV02_20171031_103001007330AD00_1030010072CF7A00_2m_lsf_seg5_meta.txt 
        2.55         1.35        -2.84  /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 
        0.93         1.70        -0.20  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV03_20190214_1040010048B60800_1040010049D37E00_2m_lsf_v040002//SETSM_s2s041_WV03_20190214_1040010048B60800_1040010049D37E00_2m_lsf_seg1_meta.txt 
        3.05         1.73        -0.62  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV03_20201018_10400100609A0A00_10400100632E2400_2m_lsf_v040305//SETSM_s2s041_WV03_20201018_10400100609A0A00_10400100632E2400_2m_lsf_seg1_meta.txt 
       -5.90        -1.19         2.67  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20201029_10300100AE21B300_10300100AFCA8B00_2m_lsf_v040306//SETSM_s2s041_WV02_20201029_10300100AE21B300_10300100AFCA8B00_2m_lsf_seg1_meta.txt 
       -2.02         2.39         1.08  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20211030_10300100C7960C00_10300100C8327E00_2m_lsf_v040310//SETSM_s2s041_WV02_20211030_10300100C7960C00_10300100C8327E00_2m_lsf_seg4_meta.txt