# px     py   pz   DEMFileName 
# Strip DEM - [px py pz] =Coordinates aligned with the reference DEM (reference in bundle adjustment). 
        1.93        -4.71        -1.49  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20120212_1020010019AF6700_1020010019989200_2m_lsf_v040306//SETSM_s2s041_WV01_20120212_1020010019AF6700_1020010019989200_2m_lsf_seg1_meta.txt 
        1.34        -0.51        -0.22  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20131128_1020010028A4A400_1020010029CAA300_2m_lsf_v040306//SETSM_s2s041_WV01_20131128_1020010028A4A400_1020010029CAA300_2m_lsf_seg1_meta.txt 
       -0.72         2.51         2.22  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20160520_10200100512E6200_102001004E740B00_2m_lsf_v040306//SETSM_s2s041_WV01_20160520_10200100512E6200_102001004E740B00_2m_lsf_seg1_meta.txt 
        2.87         3.01         0.22  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20160524_102001004FAA5B00_102001005273AD00_2m_lsf_v040306//SETSM_s2s041_WV01_20160524_102001004FAA5B00_102001005273AD00_2m_lsf_seg1_meta.txt 
       -0.84         4.18        -0.51  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20170528_1030010069A84B00_103001006A31B400_2m_lsf_v040306//SETSM_s2s041_WV02_20170528_1030010069A84B00_103001006A31B400_2m_lsf_seg1_meta.txt 
        2.77        -2.38        -4.32  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20180602_102001007497EA00_1020010075C3B000_2m_lsf_v030400//SETSM_s2s041_WV01_20180602_102001007497EA00_1020010075C3B000_2m_lsf_seg1_meta.txt 
        0.90        -0.73         0.96  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20190525_1020010086A1A400_1020010086C1EE00_2m_lsf_v040002//SETSM_s2s041_WV01_20190525_1020010086A1A400_1020010086C1EE00_2m_lsf_seg1_meta.txt 
       -4.48         0.79         1.90  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20210207_10300100B3BE7E00_10300100B56FDC00_2m_lsf_v040307//SETSM_s2s041_WV02_20210207_10300100B3BE7E00_10300100B56FDC00_2m_lsf_seg1_meta.txt 
       -3.76        -2.17         1.25  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20210207_10300100B394D800_10300100B39E2100_2m_lsf_v040307//SETSM_s2s041_WV02_20210207_10300100B394D800_10300100B39E2100_2m_lsf_seg1_meta.txt