Fontainhas Geodetic Marker

Geodetic Marker

Key Facts

  • Source: RGN
  • Coordinates: 37.82237117, -7.49264103
  • RGN sheet: 46B
  • Marker type: PILAR TRONCO-CÓNICO S/ CILINDRO
  • Top altitude: 257.5 m
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Fontainhas 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° 49' 20.5362" N, 07° 29' 33.5077" W (37.82237117, -7.49264103). RGN identification: 1:50,000 sheet 46B, type PILAR TRONCO-CÓNICO S/ CILINDRO.

Altimetry: orthometric altitude at the top 257.5 m; at the base 254.5 m; ellipsoidal altitude at the top 312.47 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-46b-fontainhas

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