Santiago Geodetic Marker

Key Facts

  • Source: RGN
  • Coordinates: 40.40691881, -6.93505447
  • RGN sheet: 18D
  • Marker type: BOLEMBREANO
  • Top altitude: 848.57 m

Santiago 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° 24' 24.9077" N, 06° 56' 6.1961" W (40.40691881, -6.93505447). RGN identification: 1:50,000 sheet 18D, type BOLEMBREANO.

Altimetry: orthometric altitude at the top 848.57 m; at the base 846.1 m; ellipsoidal altitude at the top 904.67 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-18d-santiago

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