# px     py   pz   DEMFileName 
# Strip DEM - [px py pz] =Coordinates aligned with the reference DEM (reference in bundle adjustment). 
        0.20        -0.39        -0.46  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/W1W1_20110529_1020010013CF4600_1020010014C18D00_2m_lsf_v040310//SETSM_s2s041_W1W1_20110529_1020010013CF4600_1020010014C18D00_2m_lsf_seg1_meta.txt 
        0.24        -0.32         0.07  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV01_20120615_102001001CCD8C00_102001001CE7ED00_2m_lsf_v040306//SETSM_s2s041_WV01_20120615_102001001CCD8C00_102001001CE7ED00_2m_lsf_seg1_meta.txt 
       -0.62        -0.10        -1.70  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20120615_10300100197EBF00_1030010018464200_2m_lsf_v040306//SETSM_s2s041_WV02_20120615_10300100197EBF00_1030010018464200_2m_lsf_seg1_meta.txt 
       -0.12        -0.06         0.17  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20130619_10300100241A9B00_1030010023092700_2m_lsf_v040306//SETSM_s2s041_WV02_20130619_10300100241A9B00_1030010023092700_2m_lsf_seg1_meta.txt 
        0.03         0.14         0.62  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20150412_1030010040A0F300_103001003E8D5600_2m_lsf_v040306//SETSM_s2s041_WV02_20150412_1030010040A0F300_103001003E8D5600_2m_lsf_seg1_meta.txt 
        0.26         0.74         1.31  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV03_20190228_1040010048C5C200_1040010049170800_2m_lsf_v030403//SETSM_s2s041_WV03_20190228_1040010048C5C200_1040010049170800_2m_lsf_seg1_meta.txt