Vale do Grou Geodetic Marker

Vale do Grou 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° 19' 54.0483" N, 09° 20' 11.8553" W (39.33168008, -9.33662647). RGN identification: 1:50,000 sheet 26C, order 2, type BOLEMBREANO.

Altimetry: orthometric altitude at the top 41.71 m; at the base 39.23 m; ellipsoidal altitude at the top 95.31 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-26c-vale-do-grou