Distribution of Digital Altitude Models created for the production of the Large Scale Orthophotographs (LSO) of EKCHA S.A. Each DEM plate has dimensions on the ground 4 600 m x 3 600 m, with a perimeter coating of 300 m, followed by the distribution of EGSA87 scale 1:5000. The type of files is img. The geometric accuracy of the product shall be RMSEz ≤ 2.00m and the absolute accuracy ≤ 3.92m 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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