# px     py   pz   DEMFileName 
# Strip DEM - [px py pz] =Coordinates aligned with the reference DEM (reference in bundle adjustment). 
        1.68         2.38        -3.06  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/W1W2_20100425_102001000D733700_103001000404D600_2m_lsf_v040306//SETSM_s2s041_W1W2_20100425_102001000D733700_103001000404D600_2m_lsf_seg6_meta.txt 
       -0.53        -0.50        -1.99  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20120221_103001001187D700_103001001088A000_2m_lsf_v040306//SETSM_s2s041_WV02_20120221_103001001187D700_103001001088A000_2m_lsf_seg1_meta.txt 
       -0.31        -1.18        -3.45  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20130405_10300100210A1B00_1030010021B2DE00_2m_lsf_v040306//SETSM_s2s041_WV02_20130405_10300100210A1B00_1030010021B2DE00_2m_lsf_seg1_meta.txt 
       -0.33         0.26        -2.45  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20150316_103001003E041D00_103001003F28AD00_2m_lsf_v040306//SETSM_s2s041_WV02_20150316_103001003E041D00_103001003F28AD00_2m_lsf_seg1_meta.txt 
        0.61        -0.43        12.97  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV03_20160623_104001001E423A00_104001001E4B8800_2m_lsf_v040201//SETSM_s2s041_WV03_20160623_104001001E423A00_104001001E4B8800_2m_lsf_seg3_meta.txt 
       -0.28        -0.93        -4.19  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV02_20170522_103001006816C800_103001006A1F1300_2m_lsf_v040306//SETSM_s2s041_WV02_20170522_103001006816C800_103001006A1F1300_2m_lsf_seg1_meta.txt 
       -0.83         0.39         2.17  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/WV03_20170529_104001002D98A200_104001002EC0F500_2m_lsf_v040306//SETSM_s2s041_WV03_20170529_104001002D98A200_104001002EC0F500_2m_lsf_seg1_meta.txt