Distribution of Digital Surface Models (DSM) created for the production of the Orthophotographs Very Large Scale (VLSO) of EKCHA S.A. Each DSM plate has dimensions on the ground 960 m x 760 m, with a perimeter coating of 80 m, and follow the distribution of EGSA87 scale 1:1000. The type of files is img. The geometric accuracy of the product shall be RMSEz ≤ 0.60m and the absolute accuracy ≤ 1.18m for a 95 % confidence level. The models were granted by OKX to the PSDATM, under the conditions of the Creative Commons Attribution 3.0 UK license.
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