# px     py   pz   DEMFileName 
# Strip DEM - [px py pz] =Coordinates aligned with the reference DEM (reference in bundle adjustment). 
        0.34        -0.01         1.57  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20130324_10300100218C0100_1030010020A3D800_2m_lsf_v040306//SETSM_s2s041_WV02_20130324_10300100218C0100_1030010020A3D800_2m_lsf_seg1_meta.txt 
        0.15        -2.86        -0.44  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20150809_102001004070E000_1020010042D06D00_2m_lsf_v040306//SETSM_s2s041_WV01_20150809_102001004070E000_1020010042D06D00_2m_lsf_seg1_meta.txt 
       -1.09        -4.17        -3.31  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20160824_1020010055C4A900_1020010055194900_2m_lsf_v040306//SETSM_s2s041_WV01_20160824_1020010055C4A900_1020010055194900_2m_lsf_seg1_meta.txt 
       -0.62         2.13        -0.38  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20170718_103001006C4A0900_103001006C5B6E00_2m_lsf_v040306//SETSM_s2s041_WV02_20170718_103001006C4A0900_103001006C5B6E00_2m_lsf_seg1_meta.txt 
       -3.36         1.88        -1.80  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV03_20200323_104001005A3B7100_10400100599DD300_2m_lsf_v040201//SETSM_s2s041_WV03_20200323_104001005A3B7100_10400100599DD300_2m_lsf_seg1_meta.txt 
        1.12         2.40        -1.06  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV03_20210221_10400100650EAC00_1040010067B89800_2m_lsf_v040307//SETSM_s2s041_WV03_20210221_10400100650EAC00_1040010067B89800_2m_lsf_seg1_meta.txt 
        2.75         0.00         1.73  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20210724_10200100B4200000_10200100B4B3B200_2m_lsf_v040309//SETSM_s2s041_WV01_20210724_10200100B4200000_10200100B4B3B200_2m_lsf_seg1_meta.txt 
        0.17         2.85         4.27  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20220212_10300100CE109400_10300100CE284400_2m_lsf_v040311//SETSM_s2s041_WV02_20220212_10300100CE109400_10300100CE284400_2m_lsf_seg1_meta.txt 
        0.54        -2.21        -0.57  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV03_20220216_1040010073ABCE00_1040010074168900_2m_lsf_v040311//SETSM_s2s041_WV03_20220216_1040010073ABCE00_1040010074168900_2m_lsf_seg1_meta.txt