Olalhas Geodetic Marker

Tomar (Portugal) Geodetic Marker

Key Facts

  • Source: RGN
  • Coordinates: 39.63680031, -8.29821314
  • RGN sheet: 27B
  • Marker type: BOLEMBREANO S/ DUPLO PRISMA
  • Top altitude: 311.1 m
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Olalhas 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: 39° 38' 12.4811" N, 08° 17' 53.5673" W (39.63680031, -8.29821314). RGN identification: 1:50,000 sheet 27B, order 2, type BOLEMBREANO S/ DUPLO PRISMA. Altimetry: orthometric altitude at the top 311.1 m; at the base 303.2 m; ellipsoidal altitude at the top 366.24 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-27b-olalhas

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