Martinho Geodetic Marker

Martinho 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° 58' 16.584" N, 07° 48' 57.4146" W (37.97127333, -7.81594850). RGN identification: 1:50,000 sheet 43C, type BOLEMBREANO.

Altimetry: orthometric altitude at the top 228.87 m; at the base 226.34 m; ellipsoidal altitude at the top 283.88 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-43c-martinho