Basílica Geodetic Marker

Basílica 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' 55.7977" N, 08° 40' 18.964" W (39.63216603, -8.67193444). RGN identification: 1:50,000 sheet 27A, type TORRE.

Altimetry: orthometric altitude at the top 416.04 m; at the base 352.43 m; ellipsoidal altitude at the top 470.59 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-basilica