Colcheira Geodetic Marker

Colcheira 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° 49' 10.9361" N, 07° 02' 57.3042" W (39.81970447, -7.04925117). RGN identification: 1:50,000 sheet 25C, type PILAR TRONCO-CÓNICO.

Altimetry: orthometric altitude at the top 346.56 m; at the base 343.8 m; ellipsoidal altitude at the top 401.18 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-25c-colcheira