Basonas Geodetic Marker

Basonas 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° 57' 42.7575" N, 07° 39' 10.1909" W (38.96187708, -7.65283081). RGN identification: 1:50,000 sheet 32D, order 2, type BOLEMBREANO.

Altimetry: orthometric altitude at the top 265.87 m; at the base 263.86 m; ellipsoidal altitude at the top 320.66 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-32d-basonas