# px     py   pz   DEMFileName 
# Strip DEM - [px py pz] =Coordinates aligned with the reference DEM (reference in bundle adjustment). 
        0.14        -3.01         3.88  /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 
        0.20        -1.53         5.32  /home/chunlidai/blue/data/ArcticDEMdata/arcticdem_04_greenland_central/strips_v4/2m/WV02_20140327_103001002FC6D900_103001002E278D00_2m_lsf_v040300//WV02_20140327_103001002FC6D900_103001002E278D00_2m_lsf_seg1_meta.txt 
       -0.24        -2.31        -3.20  /home/chunlidai/blue/data/ArcticDEMdata/arcticdem_04_greenland_central/strips_v4/2m/WV02_20150509_1030010041717200_1030010042BC2000_2m_lsf_v040300//WV02_20150509_1030010041717200_1030010042BC2000_2m_lsf_seg1_meta.txt 
        0.17        -2.35         2.97  /home/chunlidai/blue/data/ArcticDEMdata/arcticdem_04_greenland_central/strips_v4/2m/WV02_20150517_1030010042BD6C00_1030010043A9F400_2m_lsf_v030001//WV02_20150517_1030010042BD6C00_1030010043A9F400_2m_lsf_seg1_meta.txt 
       -1.46         2.10        -1.34  /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 
       -1.04        -2.85         5.30  /home/chunlidai/blue/data/ArcticDEMdata/arcticdem_04_greenland_central/strips_v4/2m/WV03_20160520_104001001D985600_104001001C77F400_2m_lsf_v030101//WV03_20160520_104001001D985600_104001001C77F400_2m_lsf_seg1_meta.txt 
        1.09        -0.40        -2.49  /home/chunlidai/blue/data/ArcticDEMdata/arcticdem_04_greenland_central/strips_v4/2m/WV01_20160528_1020010052D04300_102001004E422100_2m_lsf_v030001//WV01_20160528_1020010052D04300_102001004E422100_2m_lsf_seg1_meta.txt 
       -0.81         1.49        -0.32  /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 
        0.69         5.42        -4.65  /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 
       -0.80         1.12        -4.17  /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 
       -0.55        -1.28         0.23  /home/chunlidai/blue/data/ArcticDEMdata/arcticdem_04_greenland_central/strips_v4/2m/WV01_20190731_102001008912EB00_102001008716E400_2m_lsf_v040101//WV01_20190731_102001008912EB00_102001008716E400_2m_lsf_seg1_meta.txt 
        1.52         3.22        -1.42  /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 
       -0.08         6.66        -0.24  /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 
        0.48        -1.74        -3.62  /home/chunlidai/blue/data/ArcticDEMdata/arcticdem_04_greenland_central/strips_v4/2m/WV02_20200529_10300100A89D9900_10300100A64AB300_2m_lsf_v040203//WV02_20200529_10300100A89D9900_10300100A64AB300_2m_lsf_seg1_meta.txt 
        1.29        -1.39         1.93  /home/chunlidai/blue/data/ArcticDEMdata/arcticdem_04_greenland_central/strips_v4/2m/WV01_20200609_10200100965CBE00_1020010096ABC100_2m_lsf_v040204//WV01_20200609_10200100965CBE00_1020010096ABC100_2m_lsf_seg1_meta.txt 
       -0.14        -1.13         2.47  /home/chunlidai/blue/data/ArcticDEMdata/arcticdem_04_greenland_central/strips_v4/2m/WV03_20200613_104001005C82B100_104001005B3BAD00_2m_lsf_v040204//WV03_20200613_104001005C82B100_104001005B3BAD00_2m_lsf_seg1_meta.txt 
       -0.47        -2.03        -0.64  /home/chunlidai/blue/data/ArcticDEMdata/arcticdem_04_greenland_central/strips_v4/2m/WV02_20200718_10300100A7CE7800_10300100A9021D00_2m_lsf_v040300//WV02_20200718_10300100A7CE7800_10300100A9021D00_2m_lsf_seg1_meta.txt