Olho de Boi Geodetic Marker

Geodetic Marker

Key Facts

  • Source: RGN
  • Coordinates: 40.29370703, -8.52584667
  • RGN sheet: 19A
  • Marker type: BOLEMBREANO
  • Top altitude: 126.11 m
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Olho de Boi 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° 17' 37.3453" N, 08° 31' 33.048" W (40.29370703, -8.52584667). RGN identification: 1:50,000 sheet 19A, type BOLEMBREANO.

Altimetry: orthometric altitude at the top 126.11 m; at the base 121.64 m; ellipsoidal altitude at the top 180.93 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-19a-olho-de-boi

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