Lanchais Geodetic Marker

Lanchais 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: 40° 46' 57.5509" N, 07° 13' 26.8171" W (40.78265303, -7.22411586). RGN identification: 1:50,000 sheet 15C, type BOLEMBREANO.

Altimetry: orthometric altitude at the top 579.16 m; at the base 576.66 m; ellipsoidal altitude at the top 635.05 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-15c-lanchais