Alto das Três Cruzes Geodetic Marker

Alto das Três Cruzes 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° 47' 14.9435" N, 09° 26' 10.0765" W (38.78748431, -9.43613236). RGN identification: 1:50,000 sheet 34A, type BOLEMBREANO.

Altimetry: orthometric altitude at the top 346.83 m; at the base 345.67 m; ellipsoidal altitude at the top 400.6 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-34a-alto-das-tres-cruzes