# px     py   pz   DEMFileName 
# Strip DEM - [px py pz] =Coordinates aligned with the reference DEM (reference in bundle adjustment). 
        4.37        -2.36         2.71  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20160228_102001004A946900_102001004C3CF200_2m_lsf_v040306//SETSM_s2s041_WV01_20160228_102001004A946900_102001004C3CF200_2m_lsf_seg1_meta.txt 
       -3.74         0.06        -1.70  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV03_20160806_1040010020B0EF00_1040010020927400_2m_lsf_v040306//SETSM_s2s041_WV03_20160806_1040010020B0EF00_1040010020927400_2m_lsf_seg1_meta.txt 
        2.69        -1.70         2.24  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20180325_1020010072360800_102001006F4B8B00_2m_lsf_v030302//SETSM_s2s041_WV01_20180325_1020010072360800_102001006F4B8B00_2m_lsf_seg1_meta.txt 
       -2.26         4.24        -3.10  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20180331_103001007C39BD00_103001007C51FB00_2m_lsf_v030302//SETSM_s2s041_WV02_20180331_103001007C39BD00_103001007C51FB00_2m_lsf_seg1_meta.txt 
       -1.07        -0.24        -0.16  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20211019_10200100B85F5900_10200100B9905400_2m_lsf_v040310//SETSM_s2s041_WV01_20211019_10200100B85F5900_10200100B9905400_2m_lsf_seg1_meta.txt