Casinha Derrubada Geodetic Marker

Geodetic Marker

Key Facts

  • Source: RGN
  • Coordinates: 40.72073033, -7.86539861
  • RGN sheet: 17A
  • Marker type: PILAR TRONCO-CÓNICO S/ CILINDRO
  • Top altitude: 674.43 m
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Casinha Derrubada 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° 43' 14.6292" N, 07° 51' 55.435" W (40.72073033, -7.86539861). RGN identification: 1:50,000 sheet 17A, type PILAR TRONCO-CÓNICO S/ CILINDRO.

Altimetry: orthometric altitude at the top 674.43 m; at the base 670.47 m; ellipsoidal altitude at the top 730.21 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-17a-casinha-derrubada

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