# px     py   pz   DEMFileName 
# Strip DEM - [px py pz] =Coordinates aligned with the reference DEM (reference in bundle adjustment). 
       -0.17        -0.55        -2.90  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20130913_1020010024233E00_10200100255F6100_2m_lsf_v040306//SETSM_s2s041_WV01_20130913_1020010024233E00_10200100255F6100_2m_lsf_seg1_meta.txt 
       -0.77         2.37         1.86  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20170527_103001006AB80F00_1030010069D33B00_2m_lsf_v040306//SETSM_s2s041_WV02_20170527_103001006AB80F00_1030010069D33B00_2m_lsf_seg1_meta.txt 
        3.39         2.26        -0.57  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20200228_1020010091C71900_1020010091C03600_2m_lsf_v040201//SETSM_s2s041_WV01_20200228_1020010091C71900_1020010091C03600_2m_lsf_seg1_meta.txt 
       -2.45        -4.09         1.61  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20210415_10200100AF29E900_10200100AFD45D00_2m_lsf_v040307//SETSM_s2s041_WV01_20210415_10200100AF29E900_10200100AFD45D00_2m_lsf_seg1_meta.txt