# px     py   pz   DEMFileName 
# Strip DEM - [px py pz] =Coordinates aligned with the reference DEM (reference in bundle adjustment). 
        0.49         0.09        -1.21  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20130430_1020010022692700_10200100221D7700_2m_lsf_v040306//SETSM_s2s041_WV01_20130430_1020010022692700_10200100221D7700_2m_lsf_seg1_meta.txt 
       -2.38        -0.96         1.57  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20130526_10200100216E8400_102001002291A300_2m_lsf_v040306//SETSM_s2s041_WV01_20130526_10200100216E8400_102001002291A300_2m_lsf_seg1_meta.txt 
       -0.33         1.65         2.68  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20140326_103001002E434300_103001002F2B7200_2m_lsf_v040306//SETSM_s2s041_WV02_20140326_103001002E434300_103001002F2B7200_2m_lsf_seg1_meta.txt 
        0.77        -1.02         2.22  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20140326_102001002DC18200_102001002C627500_2m_lsf_v040306//SETSM_s2s041_WV01_20140326_102001002DC18200_102001002C627500_2m_lsf_seg1_meta.txt 
        0.90         1.70         3.41  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20170316_102001005E598100_102001005BBDA300_2m_lsf_v040306//SETSM_s2s041_WV01_20170316_102001005E598100_102001005BBDA300_2m_lsf_seg1_meta.txt 
        0.34         0.98         2.01  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20170325_1030010066BBB000_1030010067663100_2m_lsf_v040306//SETSM_s2s041_WV02_20170325_1030010066BBB000_1030010067663100_2m_lsf_seg1_meta.txt 
       -0.59        -3.17        -5.58  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20200413_1020010093C81D00_102001009A5AD400_2m_lsf_v040201//SETSM_s2s041_WV01_20200413_1020010093C81D00_102001009A5AD400_2m_lsf_seg1_meta.txt 
        0.79         0.73        -5.10  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20200413_102001009383BF00_1020010099144700_2m_lsf_v040201//SETSM_s2s041_WV01_20200413_102001009383BF00_1020010099144700_2m_lsf_seg1_meta.txt