# px     py   pz   DEMFileName 
# Strip DEM - [px py pz] =Coordinates aligned with the reference DEM (reference in bundle adjustment). 
        2.22        -5.35        -0.49  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/W1W2_20120408_102001001A282400_1030010013C89200_2m_lsf_v040000//SETSM_s2s041_W1W2_20120408_102001001A282400_1030010013C89200_2m_lsf_seg1_meta.txt 
        0.00         3.48        -5.62  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20140515_102001002D07F900_102001002C256700_2m_lsf_v040306//SETSM_s2s041_WV01_20140515_102001002D07F900_102001002C256700_2m_lsf_seg4_meta.txt 
        3.26         2.11         3.96  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20160208_1030010050D5AC00_1030010051982900_2m_lsf_v040201//SETSM_s2s041_WV02_20160208_1030010050D5AC00_1030010051982900_2m_lsf_seg1_meta.txt 
       -0.86         1.42         1.33  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV03_20160208_1040010018107100_1040010018417800_2m_lsf_v040306//SETSM_s2s041_WV03_20160208_1040010018107100_1040010018417800_2m_lsf_seg1_meta.txt 
       -4.61        -1.66         0.83  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20170501_10300100692E7100_1030010068524C00_2m_lsf_v040306//SETSM_s2s041_WV02_20170501_10300100692E7100_1030010068524C00_2m_lsf_seg1_meta.txt