Alfeizerão Geodetic Marker

Alfeizerão 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: 39° 30' 0.4376" N, 09° 06' 39.6123" W (39.50012156, -9.11100342). RGN identification: 1:50,000 sheet 26B, order 2, type BOLEMBREANO.

Altimetry: orthometric altitude at the top 29.3 m; at the base 25.78 m; ellipsoidal altitude at the top 82.96 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-26b-alfeizerao