Antelas Geodetic Marker

Key Facts

  • Source: RGN
  • Coordinates: 41.80402281, -8.61704475
  • RGN sheet: 05A
  • Marker type: PILAR PRISMÁTICO
  • Top altitude: 431.76 m

Antelas 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: 41° 48' 14.4821" N, 08° 37' 1.3611" W (41.80402281, -8.61704475). RGN identification: 1:50,000 sheet 05A, order 4, type PILAR PRISMÁTICO.

Altimetry: orthometric altitude at the top 431.76 m; at the base 430.55 m; ellipsoidal altitude at the top 487.19 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-05a-antelas


Sobre Ponte de Lima

Portugal's oldest town, famous for its Roman bridge over the Lima. Capital of vinho verde, it offers historic garden landscapes.


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