Castelhana Geodetic Marker

Castelhana Geodetic Marker is a point in the Portuguese National Geodetic Network (RGN), the reference network used for mapping, surveying and geographic measurement in Portugal.

Coordinates: 38° 56' 59.2585" N, 08° 12' 52.2672" W (38.94979403, -8.21451867). RGN identification: 1:50,000 sheet 31D, type PILAR TRONCO-CÓNICO S/ CILINDRO.

Altimetry: orthometric altitude at the top 163.13 m; at the base 159.64 m; ellipsoidal altitude at the top 217.54 m.

This record is based on official RGN coordinate data and is useful for understanding the landscape, planning map work or identifying a precise geographic reference point. Local access conditions can vary, so check the terrain before visiting.

RGN source ID: rgn-31d-castelhana