New-Aquitaine: bathymetrie of the Charente River between Angoulême and Cognac 2012
Description
Play of profiles across the minor bed (topographic and bathymetrique) on the course of the river Charente between the municipalities of Angoulême and Cognac in the department of Charente (16). Set of 30 profiles in current section. Data in x,y and z. Projection Lambert 93 (EPSG:2154). The precision for topography is in the order of 10 cm in planimetry and 20 cm in altimetry for natural parts. For masonry parts, it is in the order of 10 cm in planimetry and 5 cm in altimetry. Bathymetry has an accuracy of 50 cm in planimetry and 10 cm in altimetry.
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Tags
- données-ouvertes
- bathymétrie