Marreira Geodetic Marker

Marreira 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° 18' 9.9477" N, 07° 48' 1.5168" W (38.30276325, -7.80042133). RGN identification: 1:50,000 sheet 40C, type BOLEMBREANO.

Altimetry: orthometric altitude at the top 244.98 m; at the base 242.19 m; ellipsoidal altitude at the top 300.15 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-40c-marreira