# px     py   pz   DEMFileName 
# Strip DEM - [px py pz] =Coordinates aligned with the reference DEM (reference in bundle adjustment). 
        0.27        -0.02        -3.73  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20130408_1030010020155C00_10300100203FBC00_2m_lsf_v040306//SETSM_s2s041_WV02_20130408_1030010020155C00_10300100203FBC00_2m_lsf_seg1_meta.txt 
        5.05         3.59        -1.84  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV03_20150627_104001000D16D900_104001000D2BCC00_2m_lsf_v040306//SETSM_s2s041_WV03_20150627_104001000D16D900_104001000D2BCC00_2m_lsf_seg2_meta.txt 
       -0.45        -0.92         3.75  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20170313_1030010067A46500_10300100667CA200_2m_lsf_v040306//SETSM_s2s041_WV02_20170313_1030010067A46500_10300100667CA200_2m_lsf_seg1_meta.txt 
       -0.37        -0.80        -1.39  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20180613_1020010075C9B700_1020010073651700_2m_lsf_v030403//SETSM_s2s041_WV01_20180613_1020010075C9B700_1020010073651700_2m_lsf_seg1_meta.txt 
       -1.16        -0.67         1.34  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20190305_102001007DDC3600_1020010080D59000_2m_lsf_v030403//SETSM_s2s041_WV01_20190305_102001007DDC3600_1020010080D59000_2m_lsf_seg1_meta.txt 
       -0.60        -0.44         0.98  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20200613_10300100A97B9900_10300100A8D0B900_2m_lsf_v040204//SETSM_s2s041_WV02_20200613_10300100A97B9900_10300100A8D0B900_2m_lsf_seg1_meta.txt 
       -0.81        -1.01         2.69  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20210610_10200100B2503800_10200100B2B09B00_2m_lsf_v040308//SETSM_s2s041_WV01_20210610_10200100B2503800_10200100B2B09B00_2m_lsf_seg1_meta.txt 
       -1.93         0.27        -1.80  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20210718_10200100B49C0200_10200100B4BAEC00_2m_lsf_v040309//SETSM_s2s041_WV01_20210718_10200100B49C0200_10200100B4BAEC00_2m_lsf_seg3_meta.txt