Atalaia de Grândola-Tf30 Geodetic Marker

Atalaia de Grândola-Tf30 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° 10' 9.3274" N, 08° 38' 44.0379" W (38.16925761, -8.64556608). RGN identification: 1:50,000 sheet 42A, order 1, type PILAR TRONCO-CÓNICO.

Altimetry: orthometric altitude at the top 326.68 m; at the base 325.46 m; ellipsoidal altitude at the top 380.74 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-42a-atalaia-de-grandola-tf30