Silha Geodetic Marker

Silha 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° 48' 18.6202" N, 06° 59' 40.3251" W (39.80517228, -6.99453475). RGN identification: 1:50,000 sheet 25D, type PILAR TRONCO-CÓNICO.

Altimetry: orthometric altitude at the top 257.43 m; at the base 254.73 m; ellipsoidal altitude at the top 312.05 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-25d-silha