Alfeirões Geodetic Marker

Alfeirões 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° 43' 48.4327" N, 08° 07' 6.159" W (38.73012019, -8.11837750). RGN identification: 1:50,000 sheet 36C, type BOLEMBREANO S/ MOINHO.

Altimetry: orthometric altitude at the top 298.75 m; at the base 292.34 m; ellipsoidal altitude at the top 353.59 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-36c-alfeiroes