Guinaldo Geodetic Marker

Geodetic Marker

Key Facts

  • Source: RGN
  • Coordinates: 40.45484131, -6.87825922
  • RGN sheet: 18D
  • Marker type: PILAR CILINDRICO S/ BASE CILINDRICA
  • Top altitude: 887.14 m
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Guinaldo 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° 27' 17.4287" N, 06° 52' 41.7332" W (40.45484131, -6.87825922). RGN identification: 1:50,000 sheet 18D, order 1, type PILAR CILINDRICO S/ BASE CILINDRICA.

Altimetry: orthometric altitude at the top 887.14 m; at the base 882.59 m; ellipsoidal altitude at the top 943.19 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-18d-guinaldo

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