Olheiros Geodetic Marker

Geodetic Marker

Key Facts

  • Source: RGN
  • Coordinates: 39.46542281, -7.45326908
  • RGN sheet: 28D
  • Marker type: PILAR TRONCO-CÓNICO
  • Top altitude: 424.16 m
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Olheiros 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° 27' 55.5221" N, 07° 27' 11.7687" W (39.46542281, -7.45326908). RGN identification: 1:50,000 sheet 28D, type PILAR TRONCO-CÓNICO.

Altimetry: orthometric altitude at the top 424.16 m; at the base 421.83 m; ellipsoidal altitude at the top 479.15 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-28d-olheiros

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