Caldeireira Geodetic Marker

Caldeireira 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: 40° 52' 21.6764" N, 06° 51' 3.904" W (40.87268789, -6.85108444). RGN identification: 1:50,000 sheet 15D, type PILAR TRONCO-CÓNICO S/ CILINDRO.

Altimetry: orthometric altitude at the top 717.46 m; at the base 713.77 m; ellipsoidal altitude at the top 773.09 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-15d-caldeireira