Monte Guilhão 1 Geodetic Marker

Monte Guilhão 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: 39° 06' 35.0341" N, 09° 20' 36.5556" W (39.10973169, -9.34348767). RGN identification: 1:50,000 sheet 30C, type PILAR CILINDRICO S/ BASE CILINDRICA S/ DEPÓSITO.

Altimetry: orthometric altitude at the top 71.92 m; at the base 66.93 m; ellipsoidal altitude at the top 125.86 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-30c-monte-guilhao-1