Sapo Geodetic Marker

Sapo 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' 55.2219" N, 08° 27' 24.4757" W (39.13200608, -8.45679881). RGN identification: 1:50,000 sheet 31B, type BOLEMBREANO.

Altimetry: orthometric altitude at the top 131.26 m; at the base 128.66 m; ellipsoidal altitude at the top 185.42 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-31b-sapo