Adernal Geodetic Marker

Adernal 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° 20' 8.0561" N, 08° 21' 25.5239" W (37.33557114, -8.35708997). RGN identification: 1:50,000 sheet 49B, type BOLEMBREANO.

Altimetry: orthometric altitude at the top 243.83 m; at the base 241.33 m; ellipsoidal altitude at the top 298.04 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-49b-adernal