# px     py   pz   DEMFileName 
# Strip DEM - [px py pz] =Coordinates aligned with the reference DEM (reference in bundle adjustment). 
        2.38         2.43         1.67  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_11_canada_north_hudson/strips_v4.1/2m/WV01_20131029_1020010025959400_10200100268B4000_2m_lsf_v040306//SETSM_s2s041_WV01_20131029_1020010025959400_10200100268B4000_2m_lsf_seg1_meta.txt 
        1.41        -0.44         1.10  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_11_canada_north_hudson/strips_v4.1/2m/WV01_20160416_102001004E45C400_102001004BA13C00_2m_lsf_v040306//SETSM_s2s041_WV01_20160416_102001004E45C400_102001004BA13C00_2m_lsf_seg1_meta.txt 
       -1.52         2.78         1.91  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_11_canada_north_hudson/strips_v4.1/2m/WV02_20160417_10300100541F2700_1030010054B93D00_2m_lsf_v040306//SETSM_s2s041_WV02_20160417_10300100541F2700_1030010054B93D00_2m_lsf_seg1_meta.txt 
        2.39        -1.84        -0.54  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_11_canada_north_hudson/strips_v4.1/2m/WV01_20170709_1020010062CE8E00_102001006533ED00_2m_lsf_v040306//SETSM_s2s041_WV01_20170709_1020010062CE8E00_102001006533ED00_2m_lsf_seg1_meta.txt 
        2.22        -2.02        -0.01  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_11_canada_north_hudson/strips_v4.1/2m/WV01_20180605_102001007512DF00_102001007572D900_2m_lsf_v030403//SETSM_s2s041_WV01_20180605_102001007512DF00_102001007572D900_2m_lsf_seg1_meta.txt 
       -0.26        -1.84        -2.03  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_11_canada_north_hudson/strips_v4.1/2m/WV01_20180606_1020010074A41E00_102001007575F200_2m_lsf_v030403//SETSM_s2s041_WV01_20180606_1020010074A41E00_102001007575F200_2m_lsf_seg1_meta.txt 
       -1.28        -1.07         0.89  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_11_canada_north_hudson/strips_v4.1/2m/WV03_20191007_104001005384BF00_104001005280E000_2m_lsf_v040101//SETSM_s2s041_WV03_20191007_104001005384BF00_104001005280E000_2m_lsf_seg1_meta.txt 
       -3.20         3.29        -3.18  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_11_canada_north_hudson/strips_v4.1/2m/WV02_20200409_10300100A519FD00_10300100A5058300_2m_lsf_v040203//SETSM_s2s041_WV02_20200409_10300100A519FD00_10300100A5058300_2m_lsf_seg1_meta.txt 
       -2.13        -1.29         0.18  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_11_canada_north_hudson/strips_v4.1/2m/WV03_20210204_1040010065D6E000_10400100672F3F00_2m_lsf_v040307//SETSM_s2s041_WV03_20210204_1040010065D6E000_10400100672F3F00_2m_lsf_seg1_meta.txt