Porco Geodetic Marker

Porco 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° 43' 30.8723" N, 07° 49' 49.7807" W (37.72524231, -7.83049464). RGN identification: 1:50,000 sheet 46A, type PILAR CILINDRICO S/ BASE CILINDRICA.

Altimetry: orthometric altitude at the top 236.31 m; at the base 233.57 m; ellipsoidal altitude at the top 291.07 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-46a-porco