# px     py   pz   DEMFileName 
# Strip DEM - [px py pz] =Coordinates aligned with the reference DEM (reference in bundle adjustment). 
        0.94        -2.38        -3.36  /home/chunlidai/blue/data/ArcticDEMdata/arcticdem_04_greenland_central/strips_v4/2m/WV01_20130607_102001002290AE00_1020010023DBF300_2m_lsf_v040300//WV01_20130607_102001002290AE00_1020010023DBF300_2m_lsf_seg1_meta.txt 
       -4.85        -1.05         1.26  /home/chunlidai/blue/data/ArcticDEMdata/arcticdem_04_greenland_central/strips_v4/2m/WV03_20150402_104001000A3E6200_1040010009218400_2m_lsf_v030000//WV03_20150402_104001000A3E6200_1040010009218400_2m_lsf_seg1_meta.txt 
        0.29        -2.57        -1.03  /home/chunlidai/blue/data/ArcticDEMdata/arcticdem_04_greenland_central/strips_v4/2m/WV01_20170620_10200100635F7A00_102001006279A900_2m_lsf_v030208//WV01_20170620_10200100635F7A00_102001006279A900_2m_lsf_seg1_meta.txt 
       -1.22         4.95         4.40  /home/chunlidai/blue/data/ArcticDEMdata/arcticdem_04_greenland_central/strips_v4/2m/WV02_20190726_1030010094D82000_103001009693F200_2m_lsf_v040002//WV02_20190726_1030010094D82000_103001009693F200_2m_lsf_seg1_meta.txt 
        4.85         1.05        -1.26  /home/chunlidai/blue/data/ArcticDEMdata/arcticdem_04_greenland_central/strips_v4/2m/WV01_20200628_1020010096B5AA00_1020010098CBCF00_2m_lsf_v040204//WV01_20200628_1020010096B5AA00_1020010098CBCF00_2m_lsf_seg1_meta.txt