Vale Grande Geodetic Marker

Vale Grande 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° 29' 55.3952" N, 09° 10' 33.1965" W (38.49872089, -9.17588792). RGN identification: 1:50,000 sheet 38B, order 4, type BOLEMBREANO.

Altimetry: orthometric altitude at the top 45.63 m; at the base 42.65 m; ellipsoidal altitude at the top 98.35 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-38b-vale-grande