Lontra Geodetic Marker

Lontra 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: 37° 23' 38.0445" N, 08° 12' 20.6563" W (37.39390125, -8.20573786). RGN identification: 1:50,000 sheet 49B, type PILAR CILINDRICO S/ BASE CILINDRICA.

Altimetry: orthometric altitude at the top 375.29 m; at the base 372.5 m; ellipsoidal altitude at the top 429.93 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-49b-lontra