Geodesy, topographic mapping.
Una red geodésica de 127 puntos materializados en el terreno que definen el Sistema Geodésico Nacional. [A geodetic network of 127 points defining the National Geodetic System.] Replaced by POSGAR98 (code 6190).
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "GeodeticReferenceFrame", "name": "Posiciones Geodesicas Argentinas", "ellipsoid": { "name": "GRS 1980", "semi_major_axis": 6378137, "inverse_flattening": 298.257222101 }, "scope": "Geodesy, topographic mapping.", "area": "Argentina - onshore and offshore.", "bbox": { "south_latitude": -58.41, "west_longitude": -73.59, "north_latitude": -21.78, "east_longitude": -52.63 }, "id": { "authority": "EPSG", "code": 6172 } }