Broca Geodetic Marker

Geodetic Marker

Key Facts

  • Source: RGN
  • Coordinates: 40.74291692, -7.28919353
  • RGN sheet: 18A
  • Marker type: PILAR TRONCO-CÓNICO S/ CILINDRO
  • Top altitude: 817.97 m
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Broca 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° 44' 34.5009" N, 07° 17' 21.0967" W (40.74291692, -7.28919353). RGN identification: 1:50,000 sheet 18A, type PILAR TRONCO-CÓNICO S/ CILINDRO.

Altimetry: orthometric altitude at the top 817.97 m; at the base 814.39 m; ellipsoidal altitude at the top 874.06 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-18a-broca

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