# px     py   pz   DEMFileName 
# Strip DEM - [px py pz] =Coordinates aligned with the reference DEM (reference in bundle adjustment). 
        1.83        -7.24        -1.99  /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 
       -2.71         1.99         0.95  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV03_20160909_1040010022B4D100_1040010020824700_2m_lsf_v040306//SETSM_s2s041_WV03_20160909_1040010022B4D100_1040010020824700_2m_lsf_seg1_meta.txt 
        2.90        -3.06         0.78  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20180305_102001006CD0B400_1020010071CF7D00_2m_lsf_v030302//SETSM_s2s041_WV01_20180305_102001006CD0B400_1020010071CF7D00_2m_lsf_seg1_meta.txt 
        2.29        -0.82         4.51  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20180919_1030010082828800_1030010083523E00_2m_lsf_v030403//SETSM_s2s041_WV02_20180919_1030010082828800_1030010083523E00_2m_lsf_seg2_meta.txt 
       -3.92         6.25         3.41  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20181031_10300100868D9A00_10300100868FCE00_2m_lsf_v030403//SETSM_s2s041_WV02_20181031_10300100868D9A00_10300100868FCE00_2m_lsf_seg1_meta.txt 
       -0.24         5.19        -0.33  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20190417_102001008791B300_1020010085693F00_2m_lsf_v040002//SETSM_s2s041_WV01_20190417_102001008791B300_1020010085693F00_2m_lsf_seg1_meta.txt 
        0.92         3.63        -3.02  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV03_20200524_104001005C568B00_104001005D25EE00_2m_lsf_v040203//SETSM_s2s041_WV03_20200524_104001005C568B00_104001005D25EE00_2m_lsf_seg3_meta.txt 
       -0.82        -1.19        -0.91  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20200530_102001009AB2B000_1020010095064B00_2m_lsf_v040204//SETSM_s2s041_WV01_20200530_102001009AB2B000_1020010095064B00_2m_lsf_seg1_meta.txt 
       -0.26        -4.75        -3.41  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20200531_102001009795F700_1020010097262200_2m_lsf_v040204//SETSM_s2s041_WV01_20200531_102001009795F700_1020010097262200_2m_lsf_seg3_meta.txt