Defesa Geodetic Marker

Defesa 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° 33' 15.6167" N, 08° 36' 1.2984" W (37.55433797, -8.60036067). RGN identification: 1:50,000 sheet 45C, type PILAR CILINDRICO S/ BASE CILINDRICA.

Altimetry: orthometric altitude at the top 123.58 m; at the base 121.58 m; ellipsoidal altitude at the top 177.65 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-45c-defesa