Castelhanas Geodetic Marker

Castelhanas 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: 39° 15' 58.1149" N, 09° 14' 31.1698" W (39.26614303, -9.24199161). RGN identification: 1:50,000 sheet 30B, type BOLEMBREANO.

Altimetry: orthometric altitude at the top 208.25 m; at the base 201.15 m; ellipsoidal altitude at the top 262.12 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-30b-castelhanas