Castelo Geodetic Marker

Castelo 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° 50' 37.4988" N, 08° 10' 19.5159" W (39.84374967, -8.17208775). RGN identification: 1:50,000 sheet 23D, type CRUZ DE IGREJA.

Altimetry: orthometric altitude at the top 412.35 m; ellipsoidal altitude at the top 467.74 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-23d-castelo