Boisias Geodetic Marker

Key Facts

  • Source: RGN
  • Coordinates: 39.41183239, -9.05600889
  • RGN sheet: 26D
  • Marker type: BOLEMBREANO
  • Top altitude: 141.93 m

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Boisias 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° 24' 42.5966" N, 09° 03' 21.632" W (39.41183239, -9.05600889). RGN identification: 1:50,000 sheet 26D, type BOLEMBREANO. Altimetry: orthometric altitude at the top 141.93 m; at the base 139.42 m; ellipsoidal altitude at the top 195.93 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-26d-boisias

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