Serra Geodetic Marker

Geodetic Marker

Key Facts

  • Source: RGN
  • Coordinates: 40.69888428, -7.22612322
  • RGN sheet: 18A
  • Marker type: BOLEMBREANO
  • Top altitude: 684.72 m
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Serra 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° 41' 55.9834" N, 07° 13' 34.0436" W (40.69888428, -7.22612322). RGN identification: 1:50,000 sheet 18A, type BOLEMBREANO.

Altimetry: orthometric altitude at the top 684.72 m; at the base 681.75 m; ellipsoidal altitude at the top 740.76 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-18a-serra

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