# px     py   pz   DEMFileName 
# Strip DEM - [px py pz] =Coordinates aligned with the reference DEM (reference in bundle adjustment). 
        2.76        -7.81        -1.82  /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 
       -3.29         1.94         1.07  /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 
        4.31        -3.20         1.09  /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 
        1.70        -0.40         4.63  /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 
       -2.14         5.50         3.49  /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 
        0.48         4.70        -0.31  /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 
       -2.15         0.42         0.47  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20200530_1020010096140700_1020010097C29900_2m_lsf_v040204//SETSM_s2s041_WV01_20200530_1020010096140700_1020010097C29900_2m_lsf_seg1_meta.txt 
       -2.04        -1.42        -0.66  /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 
       -2.08        -4.12        -3.31  /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 
       -0.48        -1.48        -2.51  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20200604_10200100996FC300_102001009477C600_2m_lsf_v040204//SETSM_s2s041_WV01_20200604_10200100996FC300_102001009477C600_2m_lsf_seg1_meta.txt 
        2.94         5.88        -2.13  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20200614_10300100A8A79C00_10300100A7A20D00_2m_lsf_v040204//SETSM_s2s041_WV02_20200614_10300100A8A79C00_10300100A7A20D00_2m_lsf_seg1_meta.txt