São Jorge Geodetic Marker

São Jorge 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° 07' 54.904" N, 09° 03' 31.8958" W (39.13191778, -9.05885994). RGN identification: 1:50,000 sheet 30B, type PILAR S/ IGREJA.

Altimetry: orthometric altitude at the top 163.63 m; at the base 155.79 m; ellipsoidal altitude at the top 217.61 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-30b-sao-jorge