Santo Onofre Geodetic Marker

Santo Onofre 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° 13' 48.6459" N, 08° 36' 55.5207" W (40.23017942, -8.61542242). RGN identification: 1:50,000 sheet 19A, type BOLEMBREANO.

Altimetry: orthometric altitude at the top 129.56 m; at the base 122.54 m; ellipsoidal altitude at the top 184.04 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-19a-santo-onofre