# px     py   pz   DEMFileName 
# Strip DEM - [px py pz] =Coordinates aligned with the reference DEM (reference in bundle adjustment). 
       -2.23         1.41         0.69  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/W2W3_20160224_1030010052270B00_10400100181B2700_2m_lsf_v040002//SETSM_s2s041_W2W3_20160224_1030010052270B00_10400100181B2700_2m_lsf_seg1_meta.txt 
       -0.22         0.69         0.52  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/W2W3_20160224_10300100524EF900_10400100181B2700_2m_lsf_v040002//SETSM_s2s041_W2W3_20160224_10300100524EF900_10400100181B2700_2m_lsf_seg2_meta.txt 
       -0.46         1.45        -1.20  /home/chunli/chunliproject/ArcticDEMdata/arcticdem_10_canada_north_mainland/strips_v4.1/2m/W2W2_20160226_1030010052270B00_10300100524EF900_2m_lsf_v040002//SETSM_s2s041_W2W2_20160226_1030010052270B00_10300100524EF900_2m_lsf_seg1_meta.txt