# px     py   pz   DEMFileName 
# Strip DEM - [px py pz] =Coordinates aligned with the reference DEM (reference in bundle adjustment). 
        4.29        -0.28        -0.79  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/W2W2_20120307_10300100110B8D00_1030010012455800_2m_lsf_v040309//SETSM_s2s041_W2W2_20120307_10300100110B8D00_1030010012455800_2m_lsf_seg1_meta.txt 
        1.94        -5.50         0.99  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20120921_102001001C41D200_102001001C79F700_2m_lsf_v040306//SETSM_s2s041_WV01_20120921_102001001C41D200_102001001C79F700_2m_lsf_seg1_meta.txt 
       -3.92         2.90        -0.37  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20130420_103001002220F700_1030010022C53100_2m_lsf_v040300//SETSM_s2s041_WV02_20130420_103001002220F700_1030010022C53100_2m_lsf_seg1_meta.txt 
        6.15        -5.29        -1.20  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20141026_1020010034696F00_1020010034880E00_2m_lsf_v040306//SETSM_s2s041_WV01_20141026_1020010034696F00_1020010034880E00_2m_lsf_seg1_meta.txt 
       -4.88         3.52        -3.35  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV03_20160229_104001001822EE00_10400100188A6200_2m_lsf_v040306//SETSM_s2s041_WV03_20160229_104001001822EE00_10400100188A6200_2m_lsf_seg1_meta.txt 
        0.27        -2.04         0.58  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV03_20160419_104001001BB39100_104001001B4A4200_2m_lsf_v040306//SETSM_s2s041_WV03_20160419_104001001BB39100_104001001B4A4200_2m_lsf_seg1_meta.txt 
       -4.43         3.06         0.51  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV03_20170507_104001002B26D500_104001002C5D5500_2m_lsf_v040306//SETSM_s2s041_WV03_20170507_104001002B26D500_104001002C5D5500_2m_lsf_seg1_meta.txt 
        1.40         0.59         2.16  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20170623_103001006B0EE500_103001006B119100_2m_lsf_v040306//SETSM_s2s041_WV02_20170623_103001006B0EE500_103001006B119100_2m_lsf_seg1_meta.txt 
       -0.53         3.44        -1.85  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20170718_103001006D22D600_103001006C678400_2m_lsf_v040306//SETSM_s2s041_WV02_20170718_103001006D22D600_103001006C678400_2m_lsf_seg1_meta.txt 
        1.11        -0.56         1.53  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20200424_10300100A68EE400_10300100A431B400_2m_lsf_v040203//SETSM_s2s041_WV02_20200424_10300100A68EE400_10300100A431B400_2m_lsf_seg1_meta.txt 
       -2.76         2.85        -1.84  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV03_20210226_10400100650FFF00_1040010066629A00_2m_lsf_v040307//SETSM_s2s041_WV03_20210226_10400100650FFF00_1040010066629A00_2m_lsf_seg1_meta.txt 
       -0.63         2.11        -1.36  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20210421_10200100AF44A600_10200100B02F0600_2m_lsf_v040307//SETSM_s2s041_WV01_20210421_10200100AF44A600_10200100B02F0600_2m_lsf_seg1_meta.txt 
        0.27        -1.61         4.02  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20210610_10300100C0A46200_10300100C0B90400_2m_lsf_v040308//SETSM_s2s041_WV02_20210610_10300100C0A46200_10300100C0B90400_2m_lsf_seg1_meta.txt 
        2.25        -1.23         0.04  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20210804_10300100C34D1600_10300100C3589900_2m_lsf_v040309//SETSM_s2s041_WV02_20210804_10300100C34D1600_10300100C3589900_2m_lsf_seg1_meta.txt 
       -1.94        -0.02        -0.01  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20220413_10200100C2531F00_10200100C27BD000_2m_lsf_v040311//SETSM_s2s041_WV01_20220413_10200100C2531F00_10200100C27BD000_2m_lsf_seg1_meta.txt 
        1.43        -1.95         0.94  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20220831_10200100CA7B5400_10200100CBDDAB00_2m_lsf_v040311//SETSM_s2s041_WV01_20220831_10200100CA7B5400_10200100CBDDAB00_2m_lsf_seg1_meta.txt