Giraldo Geodetic Marker

Giraldo 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° 15' 19.6655" N, 08° 22' 56.5983" W (39.25546264, -8.38238842). RGN identification: 1:50,000 sheet 31B, order 2, type TRIPLO CILINDRO.

Altimetry: orthometric altitude at the top 180.39 m; at the base 171.88 m; ellipsoidal altitude at the top 234.5 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-31b-giraldo