# px     py   pz   DEMFileName 
# Strip DEM - [px py pz] =Coordinates aligned with the reference DEM (reference in bundle adjustment). 
        0.20         0.83         4.65  /home/chunlidai/blue/data/ArcticDEMdata/arcticdem_04_greenland_central/strips_v4/2m/WV01_20120712_102001001D1AF700_102001001B8C4300_2m_lsf_v030001//WV01_20120712_102001001D1AF700_102001001B8C4300_2m_lsf_seg1_meta.txt 
        0.52        -1.52        -0.17  /home/chunlidai/blue/data/ArcticDEMdata/arcticdem_04_greenland_central/strips_v4/2m/WV02_20150621_1030010043617A00_103001004473EE00_2m_lsf_v030001//WV02_20150621_1030010043617A00_103001004473EE00_2m_lsf_seg1_meta.txt 
       -0.23         1.20         0.43  /home/chunlidai/blue/data/ArcticDEMdata/arcticdem_04_greenland_central/strips_v4/2m/WV01_20160618_102001004F2CE000_102001005388BA00_2m_lsf_v040300//WV01_20160618_102001004F2CE000_102001005388BA00_2m_lsf_seg1_meta.txt 
       -1.34         1.01         0.17  /home/chunlidai/blue/data/ArcticDEMdata/arcticdem_04_greenland_central/strips_v4/2m/WV01_20160723_1020010051AE5200_1020010052C31700_2m_lsf_v030100//WV01_20160723_1020010051AE5200_1020010052C31700_2m_lsf_seg7_meta.txt 
        0.63        -0.70        -3.86  /home/chunlidai/blue/data/ArcticDEMdata/arcticdem_04_greenland_central/strips_v4/2m/WV02_20160730_10300100594A0D00_103001005B471100_2m_lsf_v030001//WV02_20160730_10300100594A0D00_103001005B471100_2m_lsf_seg1_meta.txt 
       -0.14         1.28         2.46  /home/chunlidai/blue/data/ArcticDEMdata/arcticdem_04_greenland_central/strips_v4/2m/WV01_20170517_1020010062A5AC00_1020010062C35800_2m_lsf_v030208//WV01_20170517_1020010062A5AC00_1020010062C35800_2m_lsf_seg2_meta.txt 
        0.42        -4.13        -3.50  /home/chunlidai/blue/data/ArcticDEMdata/arcticdem_04_greenland_central/strips_v4/2m/WV02_20180627_1030010083A63300_1030010082CABC00_2m_lsf_v030400//WV02_20180627_1030010083A63300_1030010082CABC00_2m_lsf_seg1_meta.txt 
       -0.18         0.95        -0.59  /home/chunlidai/blue/data/ArcticDEMdata/arcticdem_04_greenland_central/strips_v4/2m/WV01_20190917_102001008BD15E00_102001008F155B00_2m_lsf_v040300//WV01_20190917_102001008BD15E00_102001008F155B00_2m_lsf_seg1_meta.txt 
        0.11         1.09         0.41  /home/chunlidai/blue/data/ArcticDEMdata/arcticdem_04_greenland_central/strips_v4/2m/WV01_20200313_10200100978BC600_1020010095A62800_2m_lsf_v040201//WV01_20200313_10200100978BC600_1020010095A62800_2m_lsf_seg1_meta.txt