# px     py   pz   DEMFileName 
# Strip DEM - [px py pz] =Coordinates aligned with the reference DEM (reference in bundle adjustment). 
        1.92        -1.24        -1.02  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20120826_102001001B650200_102001001BD21C00_2m_lsf_v040306//SETSM_s2s041_WV01_20120826_102001001B650200_102001001BD21C00_2m_lsf_seg2_meta.txt 
        1.67        -2.00         0.44  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20130209_103001001FD5AE00_103001001F59F400_2m_lsf_v040306//SETSM_s2s041_WV02_20130209_103001001FD5AE00_103001001F59F400_2m_lsf_seg1_meta.txt 
        6.89        -1.33        -0.68  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20131026_1020010026B66900_1020010026386600_2m_lsf_v040306//SETSM_s2s041_WV01_20131026_1020010026B66900_1020010026386600_2m_lsf_seg1_meta.txt 
       -2.12        -1.74         4.18  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20131027_10300100289DCA00_10300100280F4700_2m_lsf_v040306//SETSM_s2s041_WV02_20131027_10300100289DCA00_10300100280F4700_2m_lsf_seg1_meta.txt 
        0.78         0.81         0.34  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20160520_103001005754C800_103001005653EB00_2m_lsf_v040306//SETSM_s2s041_WV02_20160520_103001005754C800_103001005653EB00_2m_lsf_seg1_meta.txt 
        2.31        -3.24        -0.53  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20160521_102001004FE62100_102001004F3D4E00_2m_lsf_v040306//SETSM_s2s041_WV01_20160521_102001004FE62100_102001004F3D4E00_2m_lsf_seg1_meta.txt 
       -4.40         5.94         0.05  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20170930_1030010071CE1100_103001007022DB00_2m_lsf_v040300//SETSM_s2s041_WV02_20170930_1030010071CE1100_103001007022DB00_2m_lsf_seg2_meta.txt 
       -1.29        -0.51         1.84  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20180214_10300100791F7B00_1030010079857600_2m_lsf_v030302//SETSM_s2s041_WV02_20180214_10300100791F7B00_1030010079857600_2m_lsf_seg1_meta.txt 
       -0.98         0.96         0.83  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20180623_1020010074354F00_102001007425EA00_2m_lsf_v030400//SETSM_s2s041_WV01_20180623_1020010074354F00_102001007425EA00_2m_lsf_seg1_meta.txt 
       -2.73        -3.03         1.51  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20190525_103001009363C400_10300100939CF200_2m_lsf_v040002//SETSM_s2s041_WV02_20190525_103001009363C400_10300100939CF200_2m_lsf_seg1_meta.txt 
       -7.61         6.64        -6.66  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20190624_1030010094834800_1030010094985D00_2m_lsf_v040101//SETSM_s2s041_WV02_20190624_1030010094834800_1030010094985D00_2m_lsf_seg1_meta.txt 
       -0.06         3.56        -2.70  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20200504_10300100A558A000_10300100A5B2BE00_2m_lsf_v040203//SETSM_s2s041_WV02_20200504_10300100A558A000_10300100A5B2BE00_2m_lsf_seg1_meta.txt 
        1.61         5.43        -5.82  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20200504_10300100A6A82200_10300100A61D9500_2m_lsf_v040203//SETSM_s2s041_WV02_20200504_10300100A6A82200_10300100A61D9500_2m_lsf_seg1_meta.txt 
        2.61        -4.00         1.30  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20220309_10200100C0AF3700_10200100C2B2D700_2m_lsf_v040311//SETSM_s2s041_WV01_20220309_10200100C0AF3700_10200100C2B2D700_2m_lsf_seg1_meta.txt 
        0.00        -2.48         4.01  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20220324_10300100CF94FA00_10300100D0409900_2m_lsf_v040311//SETSM_s2s041_WV02_20220324_10300100CF94FA00_10300100D0409900_2m_lsf_seg1_meta.txt 
        1.39        -3.77         2.90  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20220809_10200100C9A72200_10200100C9E25300_2m_lsf_v040311//SETSM_s2s041_WV01_20220809_10200100C9A72200_10200100C9E25300_2m_lsf_seg1_meta.txt