Gravaia Geodetic Marker

Gravaia 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° 59' 37.6044" N, 07° 06' 4.2787" W (39.99377900, -7.10118853). RGN identification: 1:50,000 sheet 25A, type PILAR TRONCO-CÓNICO.

Altimetry: orthometric altitude at the top 380.48 m; at the base 377.78 m; ellipsoidal altitude at the top 435.59 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-25a-gravaia