Sanheira Geodetic Marker

Sanheira 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° 20' 29.5848" N, 08° 13' 18.1371" W (39.34155133, -8.22170475). RGN identification: 1:50,000 sheet 27D, order 2, type BOLEMBREANO S/ CILINDRO.

Altimetry: orthometric altitude at the top 214.23 m; at the base 205.83 m; ellipsoidal altitude at the top 268.57 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-27d-sanheira