Marco Alto Geodetic Marker

Geodetic Marker

Key Facts

  • Source: RGN
  • Coordinates: 38.23988961, -7.47911508
  • RGN sheet: 40D
  • Marker type: BOLEMBREANO
  • Top altitude: 209.44 m
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Marco Alto 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: 38° 14' 23.6026" N, 07° 28' 44.8143" W (38.23988961, -7.47911508). RGN identification: 1:50,000 sheet 40D, type BOLEMBREANO.

Altimetry: orthometric altitude at the top 209.44 m; at the base 207.44 m; ellipsoidal altitude at the top 264.5 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-40d-marco-alto

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