Gualdim Geodetic Marker

Gualdim 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° 17' 3.6915" N, 08° 42' 44.5099" W (39.28435875, -8.71236386). RGN identification: 1:50,000 sheet 31A, type PILAR TRONCO-CÓNICO S/ CILINDRO.

Altimetry: orthometric altitude at the top 80.24 m; at the base 76.22 m; ellipsoidal altitude at the top 134.11 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-31a-gualdim