# px     py   pz   DEMFileName 
# Strip DEM - [px py pz] =Coordinates aligned with the reference DEM (reference in bundle adjustment). 
        0.58        -9.46        -2.74  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20141102_1020010035E71900_1020010038C64F00_2m_lsf_v040306//SETSM_s2s041_WV01_20141102_1020010035E71900_1020010038C64F00_2m_lsf_seg1_meta.txt 
        1.35         1.64        -3.21  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20150208_103001003E81A900_103001003D6E9E00_2m_lsf_v040306//SETSM_s2s041_WV02_20150208_103001003E81A900_103001003D6E9E00_2m_lsf_seg1_meta.txt 
       -2.84         2.95        -0.87  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20151024_103001004B63C800_1030010049263800_2m_lsf_v040306//SETSM_s2s041_WV02_20151024_103001004B63C800_1030010049263800_2m_lsf_seg1_meta.txt 
       -3.43         0.86         0.66  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20170308_1030010066B51300_10300100670F3C00_2m_lsf_v040306//SETSM_s2s041_WV02_20170308_1030010066B51300_10300100670F3C00_2m_lsf_seg1_meta.txt 
        2.06        -2.23        -1.78  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20180322_102001006E697800_1020010072317300_2m_lsf_v030302//SETSM_s2s041_WV01_20180322_102001006E697800_1020010072317300_2m_lsf_seg1_meta.txt 
       -3.24         0.16        -1.52  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20180503_1020010072462300_10200100765C1F00_2m_lsf_v030302//SETSM_s2s041_WV01_20180503_1020010072462300_10200100765C1F00_2m_lsf_seg1_meta.txt 
        2.29         3.82        -1.91  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20190420_103001009175D600_103001008EC72400_2m_lsf_v040002//SETSM_s2s041_WV02_20190420_103001009175D600_103001008EC72400_2m_lsf_seg1_meta.txt 
        1.79         1.11        12.36  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20190422_10300100909FAB00_1030010092D70900_2m_lsf_v040002//SETSM_s2s041_WV02_20190422_10300100909FAB00_1030010092D70900_2m_lsf_seg1_meta.txt 
       -0.56        -0.09        -1.57  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV03_20200504_104001005B202700_10400100583A0100_2m_lsf_v040203//SETSM_s2s041_WV03_20200504_104001005B202700_10400100583A0100_2m_lsf_seg4_meta.txt 
        2.00         1.24         0.58  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/W1W3_20210324_10200100A4282700_104001006880E600_2m_lsf_v040307//SETSM_s2s041_W1W3_20210324_10200100A4282700_104001006880E600_2m_lsf_seg1_meta.txt