Relva Geodetic Marker

Relva 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° 06' 1.7319" N, 09° 04' 40.4317" W (39.10048108, -9.07789769). RGN identification: 1:50,000 sheet 30D, type BOLEMBREANO.

Altimetry: orthometric altitude at the top 142.6 m; at the base 140.1 m; ellipsoidal altitude at the top 196.53 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-30d-relva