Castelhanos Geodetic Marker

Castelhanos 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° 52' 36.8384" N, 07° 12' 52.336" W (38.87689956, -7.21453778). RGN identification: 1:50,000 sheet 37A, type BOLEMBREANO.

Altimetry: orthometric altitude at the top 390.34 m; at the base 386.83 m; ellipsoidal altitude at the top 445.09 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-37a-castelhanos