António Martins Geodetic Marker

António Martins 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: 37° 12' 50.5316" N, 07° 33' 33.2799" W (37.21403656, -7.55924442). RGN identification: 1:50,000 sheet 50D, type BOLEMBREANO S/ MOINHO.

Altimetry: orthometric altitude at the top 149.62 m; at the base 142.72 m; ellipsoidal altitude at the top 202.61 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-50d-antonio-martins