São Mamede-Tf3 Geodetic Marker

São Mamede-Tf3 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° 18' 48.6128" N, 07° 21' 38.0389" W (39.31350356, -7.36056636). RGN identification: 1:50,000 sheet 29C, order 1, type PILAR TRONCO-CÓNICO.

Altimetry: orthometric altitude at the top 1027.23 m; at the base 1026.03 m; ellipsoidal altitude at the top 1082.9 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-29c-sao-mamede-tf3