Sobral Geodetic Marker

Sobral 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: 40° 03' 47.7116" N, 08° 45' 12.2959" W (40.06325322, -8.75341553). RGN identification: 1:50,000 sheet 19C, order 3, type PILAR CILINDRICO S/ BASE CILINDRICA.

Altimetry: orthometric altitude at the top 52.77 m; at the base 48.55 m; ellipsoidal altitude at the top 106.61 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-19c-sobral