# px     py   pz   DEMFileName 
# Strip DEM - [px py pz] =Coordinates aligned with the reference DEM (reference in bundle adjustment). 
        2.45        -0.77        -4.05  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20120220_102001001AB47400_1020010018CBA500_2m_lsf_v040306//SETSM_s2s041_WV01_20120220_102001001AB47400_1020010018CBA500_2m_lsf_seg1_meta.txt 
        3.45         0.36        -1.49  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20130605_1020010023DC4E00_10200100233B7800_2m_lsf_v040306//SETSM_s2s041_WV01_20130605_1020010023DC4E00_10200100233B7800_2m_lsf_seg1_meta.txt 
       -0.68        -0.71        -0.47  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20130722_1020010025E6D800_1020010023122400_2m_lsf_v040306//SETSM_s2s041_WV01_20130722_1020010025E6D800_1020010023122400_2m_lsf_seg1_meta.txt 
        1.72         0.28        -1.34  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20150303_103001003E5D3A00_103001003E955D00_2m_lsf_v040306//SETSM_s2s041_WV02_20150303_103001003E5D3A00_103001003E955D00_2m_lsf_seg1_meta.txt 
       -1.09        -1.96         1.14  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV03_20150309_10400100089F4600_1040010008AEB000_2m_lsf_v040306//SETSM_s2s041_WV03_20150309_10400100089F4600_1040010008AEB000_2m_lsf_seg1_meta.txt 
        0.03         1.23        -0.94  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV03_20160702_104001001FBD3900_104001001FBB3900_2m_lsf_v040306//SETSM_s2s041_WV03_20160702_104001001FBD3900_104001001FBB3900_2m_lsf_seg1_meta.txt 
       -2.22         4.35         3.11  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20160712_1030010059A73300_103001005A59D600_2m_lsf_v040300//SETSM_s2s041_WV02_20160712_1030010059A73300_103001005A59D600_2m_lsf_seg1_meta.txt 
       -0.98         2.86        -2.96  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20170613_103001006A1A2900_103001006D007000_2m_lsf_v040002//SETSM_s2s041_WV02_20170613_103001006A1A2900_103001006D007000_2m_lsf_seg1_meta.txt 
        0.50        -3.67        -5.46  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20170707_103001006DCFE700_103001006B486200_2m_lsf_v040306//SETSM_s2s041_WV02_20170707_103001006DCFE700_103001006B486200_2m_lsf_seg1_meta.txt 
        3.94         0.53         0.55  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/GE01_20170822_105001000B72F200_105001000B72F000_2m_lsf_v030208//SETSM_s2s041_GE01_20170822_105001000B72F200_105001000B72F000_2m_lsf_seg2_meta.txt 
       -1.58         5.68         2.96  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20181022_103001008944F000_1030010086AE2900_2m_lsf_v030403//SETSM_s2s041_WV02_20181022_103001008944F000_1030010086AE2900_2m_lsf_seg1_meta.txt 
       -6.84        -6.00        13.59  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/W2W2_20190813_103001009941EA00_10300100996F4300_2m_lsf_v040309//SETSM_s2s041_W2W2_20190813_103001009941EA00_10300100996F4300_2m_lsf_seg1_meta.txt 
       -3.27         1.56        -2.33  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20190816_1030010098AA8A00_103001009AB38200_2m_lsf_v040101//SETSM_s2s041_WV02_20190816_1030010098AA8A00_103001009AB38200_2m_lsf_seg1_meta.txt 
        3.53        -2.08        -0.21  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20200425_1020010099D19F00_10200100987A6F00_2m_lsf_v040201//SETSM_s2s041_WV01_20200425_1020010099D19F00_10200100987A6F00_2m_lsf_seg1_meta.txt 
        1.03        -1.69        -2.09  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV03_20200622_104001005B3D7D00_104001005CCBAA00_2m_lsf_v040204//SETSM_s2s041_WV03_20200622_104001005B3D7D00_104001005CCBAA00_2m_lsf_seg1_meta.txt