# px     py   pz   DEMFileName 
# Strip DEM - [px py pz] =Coordinates aligned with the reference DEM (reference in bundle adjustment). 
        2.08         1.28        -4.15  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20160714_10300100596CC400_103001005801E300_2m_lsf_v040306//SETSM_s2s041_WV02_20160714_10300100596CC400_103001005801E300_2m_lsf_seg1_meta.txt 
       -1.96        -1.49         2.04  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20180301_102001007175DC00_102001006E444200_2m_lsf_v030302//SETSM_s2s041_WV01_20180301_102001007175DC00_102001006E444200_2m_lsf_seg1_meta.txt 
       -0.24         0.95         2.47  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV03_20180312_104001003AAE1500_10400100393C5600_2m_lsf_v030302//SETSM_s2s041_WV03_20180312_104001003AAE1500_10400100393C5600_2m_lsf_seg1_meta.txt 
        0.79        -8.40         2.67  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20180916_1020010078218000_102001007C255200_2m_lsf_v030403//SETSM_s2s041_WV01_20180916_1020010078218000_102001007C255200_2m_lsf_seg1_meta.txt 
        1.27         1.03         0.31  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV03_20180929_10400100418D4C00_1040010042864500_2m_lsf_v030403//SETSM_s2s041_WV03_20180929_10400100418D4C00_1040010042864500_2m_lsf_seg1_meta.txt 
        0.99         1.70        -2.15  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20190427_1020010084488600_102001007F505800_2m_lsf_v040002//SETSM_s2s041_WV01_20190427_1020010084488600_102001007F505800_2m_lsf_seg1_meta.txt 
        1.12         2.10         1.09  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20190430_1020010084CA7600_1020010084408200_2m_lsf_v040002//SETSM_s2s041_WV01_20190430_1020010084CA7600_1020010084408200_2m_lsf_seg1_meta.txt 
       -4.04         2.82        -2.29  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20200523_1020010097A75000_102001009520E200_2m_lsf_v040203//SETSM_s2s041_WV01_20200523_1020010097A75000_102001009520E200_2m_lsf_seg1_meta.txt