# px     py   pz   DEMFileName 
# Strip DEM - [px py pz] =Coordinates aligned with the reference DEM (reference in bundle adjustment). 
        0.09         1.17        -0.93  /home/chunlidai/blue/data/ArcticDEMdata/arcticdem_04_greenland_central/strips_v4/2m/WV02_20130823_1030010026695900_1030010025D33D00_2m_lsf_v030001//WV02_20130823_1030010026695900_1030010025D33D00_2m_lsf_seg3_meta.txt 
        1.50         0.38        -1.91  /home/chunlidai/blue/data/ArcticDEMdata/arcticdem_04_greenland_central/strips_v4/2m/WV02_20131008_1030010027A03700_10300100285C2000_2m_lsf_v030001//WV02_20131008_1030010027A03700_10300100285C2000_2m_lsf_seg1_meta.txt 
       -2.81        -0.30        -1.85  /home/chunlidai/blue/data/ArcticDEMdata/arcticdem_04_greenland_central/strips_v4/2m/WV03_20150620_104001000DB45D00_104001000D468400_2m_lsf_v040300//WV03_20150620_104001000DB45D00_104001000D468400_2m_lsf_seg10_meta.txt 
        0.19         0.49        -5.75  /home/chunlidai/blue/data/ArcticDEMdata/arcticdem_04_greenland_central/strips_v4/2m/WV02_20150706_1030010044464000_10300100445CE800_2m_lsf_v030101//WV02_20150706_1030010044464000_10300100445CE800_2m_lsf_seg6_meta.txt 
        1.66        -0.29         3.03  /home/chunlidai/blue/data/ArcticDEMdata/arcticdem_04_greenland_central/strips_v4/2m/WV02_20170515_10300100697C3000_103001006B2FFE00_2m_lsf_v030208//WV02_20170515_10300100697C3000_103001006B2FFE00_2m_lsf_seg4_meta.txt 
        3.96         0.33         5.50  /home/chunlidai/blue/data/ArcticDEMdata/arcticdem_04_greenland_central/strips_v4/2m/WV02_20190730_1030010097099000_1030010097C06A00_2m_lsf_v040101//WV02_20190730_1030010097099000_1030010097C06A00_2m_lsf_seg1_meta.txt 
       -0.64        -1.62        -0.05  /home/chunlidai/blue/data/ArcticDEMdata/arcticdem_04_greenland_central/strips_v4/2m/WV03_20190813_1040010050A5F400_104001004F2EB300_2m_lsf_v040101//WV03_20190813_1040010050A5F400_104001004F2EB300_2m_lsf_seg1_meta.txt 
        0.71        -0.96        -2.90  /home/chunlidai/blue/data/ArcticDEMdata/arcticdem_04_greenland_central/strips_v4/2m/WV01_20190822_1020010087648500_102001008869A100_2m_lsf_v040101//WV01_20190822_1020010087648500_102001008869A100_2m_lsf_seg1_meta.txt 
       -0.00        -0.12         5.60  /home/chunlidai/blue/data/ArcticDEMdata/arcticdem_04_greenland_central/strips_v4/2m/WV02_20200523_10300100A960A600_10300100A71B3C00_2m_lsf_v040300//WV02_20200523_10300100A960A600_10300100A71B3C00_2m_lsf_seg4_meta.txt 
       -4.66         0.92        -0.75  /home/chunlidai/blue/data/ArcticDEMdata/arcticdem_04_greenland_central/strips_v4/2m/WV03_20200524_104001005C3FC400_104001005B028C00_2m_lsf_v040203//WV03_20200524_104001005C3FC400_104001005B028C00_2m_lsf_seg1_meta.txt