Fontainhas Geodetic Marker

Fontainhas 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° 55' 11.2012" N, 08° 52' 34.066" W (39.91977811, -8.87612944). RGN identification: 1:50,000 sheet 23A, type BOLEMBREANO S/ DEPÓSITO.

Altimetry: orthometric altitude at the top 101.42 m; at the base 65.42 m; ellipsoidal altitude at the top 154.98 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-23a-fontainhas