# px     py   pz   DEMFileName 
# Strip DEM - [px py pz] =Coordinates aligned with the reference DEM (reference in bundle adjustment). 
       -0.74         0.67        -3.01  /home/chunlidai/blue/data/ArcticDEMdata/arcticdem_04_greenland_central/strips_v4/2m/WV01_20130711_1020010026CAB900_1020010021AA1500_2m_lsf_v030001//WV01_20130711_1020010026CAB900_1020010021AA1500_2m_lsf_seg1_meta.txt 
       -1.26         0.01        -0.08  /home/chunlidai/blue/data/ArcticDEMdata/arcticdem_04_greenland_central/strips_v4/2m/WV02_20130712_1030010024875000_1030010024C2D800_2m_lsf_v030100//WV02_20130712_1030010024875000_1030010024C2D800_2m_lsf_seg2_meta.txt 
       -1.34         3.16         0.83  /home/chunlidai/blue/data/ArcticDEMdata/arcticdem_04_greenland_central/strips_v4/2m/WV01_20170621_102001006231AC00_1020010063AB9600_2m_lsf_v030208//WV01_20170621_102001006231AC00_1020010063AB9600_2m_lsf_seg1_meta.txt 
        1.86        -2.42         1.65  /home/chunlidai/blue/data/ArcticDEMdata/arcticdem_04_greenland_central/strips_v4/2m/WV03_20190826_104001005018ED00_1040010050462000_2m_lsf_v040101//WV03_20190826_104001005018ED00_1040010050462000_2m_lsf_seg1_meta.txt 
        1.47        -1.42         0.60  /home/chunlidai/blue/data/ArcticDEMdata/arcticdem_04_greenland_central/strips_v4/2m/WV02_20190827_1030010097593B00_1030010098A35F00_2m_lsf_v040101//WV02_20190827_1030010097593B00_1030010098A35F00_2m_lsf_seg1_meta.txt