Arrifana Geodetic Marker

Arrifana 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° 14' 54.3538" N, 08° 53' 36.5853" W (39.24843161, -8.89349592). RGN identification: 1:50,000 sheet 30B, type BOLEMBREANO.

Altimetry: orthometric altitude at the top 137.87 m; at the base 134.78 m; ellipsoidal altitude at the top 191.85 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-30b-arrifana