São Martinho Geodetic Marker

Key Facts

  • Source: RGN
  • Coordinates: 39.20959075, -7.58744939
  • RGN sheet: 32B
  • Marker type: PILAR TRONCO-CÓNICO
  • Top altitude: 381.22 m

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São Martinho 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° 12' 34.5267" N, 07° 35' 14.8178" W (39.20959075, -7.58744939). RGN identification: 1:50,000 sheet 32B, type PILAR TRONCO-CÓNICO. Altimetry: orthometric altitude at the top 381.22 m; at the base 378.5 m; ellipsoidal altitude at the top 436.21 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-32b-sao-martinho

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