# px     py   pz   DEMFileName 
# Strip DEM - [px py pz] =Coordinates aligned with the reference DEM (reference in bundle adjustment). 
        1.21        -0.34        -0.88  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20120922_102001001DCC3200_102001001D0C5D00_2m_lsf_v040306//SETSM_s2s041_WV01_20120922_102001001DCC3200_102001001D0C5D00_2m_lsf_seg1_meta.txt 
        1.00         0.33        -1.53  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20140525_1030010032B69700_103001003140F900_2m_lsf_v040306//SETSM_s2s041_WV02_20140525_1030010032B69700_103001003140F900_2m_lsf_seg1_meta.txt 
        0.49        -0.91         3.40  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20141005_1030010038573D00_10300100388AD700_2m_lsf_v040306//SETSM_s2s041_WV02_20141005_1030010038573D00_10300100388AD700_2m_lsf_seg1_meta.txt 
        1.99        -0.01        -4.51  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20150830_1020010043B05B00_1020010042738C00_2m_lsf_v040306//SETSM_s2s041_WV01_20150830_1020010043B05B00_1020010042738C00_2m_lsf_seg1_meta.txt 
       -0.36        -1.64        -0.72  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20160507_102001004C355900_1020010050427100_2m_lsf_v040201//SETSM_s2s041_WV01_20160507_102001004C355900_1020010050427100_2m_lsf_seg1_meta.txt 
        4.78         0.04         1.14  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20180228_1020010070614900_102001006F66B000_2m_lsf_v030302//SETSM_s2s041_WV01_20180228_1020010070614900_102001006F66B000_2m_lsf_seg1_meta.txt 
       -4.40         1.78         4.71  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20201030_10300100ACC94D00_10300100AE745500_2m_lsf_v040306//SETSM_s2s041_WV02_20201030_10300100ACC94D00_10300100AE745500_2m_lsf_seg1_meta.txt 
       -2.47         1.47         0.21  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV03_20210513_104001006691B800_1040010068C07500_2m_lsf_v040307//SETSM_s2s041_WV03_20210513_104001006691B800_1040010068C07500_2m_lsf_seg1_meta.txt 
       -2.23        -0.74        -1.82  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20210704_10300100C187C700_10300100C19FFF00_2m_lsf_v040309//SETSM_s2s041_WV02_20210704_10300100C187C700_10300100C19FFF00_2m_lsf_seg1_meta.txt