Sobralinho Geodetic Marker

Sobralinho 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° 10' 41.6691" N, 08° 32' 25.8236" W (38.17824142, -8.54050656). RGN identification: 1:50,000 sheet 42A, order 2, type BOLEMBREANO S/ CILINDRO.

Altimetry: orthometric altitude at the top 98.45 m; at the base 95.96 m; ellipsoidal altitude at the top 152.54 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-42a-sobralinho