Sacavém Geodetic Marker

Sacavém 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° 47' 43.768" N, 09° 06' 4.1828" W (38.79549111, -9.10116189). RGN identification: 1:50,000 sheet 34B, order 4, type PILAR TRONCO-CÓNICO.

Altimetry: orthometric altitude at the top 36.34 m; at the base 33.94 m; ellipsoidal altitude at the top 89.69 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-34b-sacavem