Sonega Geodetic Marker

Sonega 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: 37° 52' 14.8077" N, 08° 43' 27.4277" W (37.87077992, -8.72428547). RGN identification: 1:50,000 sheet 42C, order 3, type BOLEMBREANO.

Altimetry: orthometric altitude at the top 199.15 m; at the base 195.98 m; ellipsoidal altitude at the top 252.92 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-42c-sonega