Montalvo Geodetic Marker

Montalvo 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: 38° 59' 59.6712" N, 08° 51' 28.8011" W (38.99990867, -8.85800031). RGN identification: 1:50,000 sheet 31C, type PILAR CILINDRICO S/ CONSTRUÇÃO.

Altimetry: orthometric altitude at the top 12.29 m; at the base 2.59 m; ellipsoidal altitude at the top 65.77 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-31c-montalvo