Abraão 1 Geodetic Marker

Abraão 1 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° 45' 53.8775" N, 09° 15' 52.2024" W (38.76496597, -9.26450067). RGN identification: 1:50,000 sheet 34A, type BOLEMBREANO S/ DEPÓSITO.

Altimetry: orthometric altitude at the top 235.84 m; at the base 231.04 m; ellipsoidal altitude at the top 289.47 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-34a-abraao-1