São Miguel Geodetic Marker

São Miguel 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° 12' 41.3292" N, 08° 12' 53.1602" W (40.21148033, -8.21476672). RGN identification: 1:50,000 sheet 19B, order 4, type PILAR CILINDRICO S/ BASE CILINDRICA.

Altimetry: orthometric altitude at the top 361.78 m; at the base 359.29 m; ellipsoidal altitude at the top 417.24 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-19b-sao-miguel