Subtil Geodetic Marker

Subtil 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° 44' 54.819" N, 07° 13' 2.1202" W (40.74856083, -7.21725561). RGN identification: 1:50,000 sheet 15C, type BOLEMBREANO.

Altimetry: orthometric altitude at the top 649.1 m; at the base 646.11 m; ellipsoidal altitude at the top 705.04 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-15c-subtil