Castro Geodetic Marker

Viseu (Portugal) Geodetic Marker

Key Facts

  • Source: RGN
  • Coordinates: 40.74085353, -7.97576439
  • RGN sheet: 17A
  • Marker type: BOLEMBREANO
  • Top altitude: 604.1 m
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Castro 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' 27.0727" N, 07° 58' 32.7518" W (40.74085353, -7.97576439). RGN identification: 1:50,000 sheet 17A, type BOLEMBREANO. Altimetry: orthometric altitude at the top 604.1 m; at the base 602.09 m; ellipsoidal altitude at the top 659.86 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-castro

Sobre Viseu

City of Dão wine and Viriathus, with a charming historic center. The Cathedral and Grão Vasco Museum are must-sees.

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