São Mamede 2 Geodetic Marker

São Mamede 2 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° 37' 21.4372" N, 08° 43' 3.3269" W (39.62262144, -8.71759081). RGN identification: 1:50,000 sheet 27A, type CRUZ DE IGREJA.

Altimetry: orthometric altitude at the top 410.7 m; at the base 379.44 m; ellipsoidal altitude at the top 465.19 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-27a-sao-mamede-2