Portela Geodetic Marker

Geodetic Marker

Key Facts

  • Source: RGN
  • Coordinates: 40.42396631, -7.92124856
  • RGN sheet: 17C
  • Marker type: BOLEMBREANO
  • Top altitude: 329.36 m
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Portela 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° 25' 26.2787" N, 07° 55' 16.4948" W (40.42396631, -7.92124856). RGN identification: 1:50,000 sheet 17C, order 4, type BOLEMBREANO.

Altimetry: orthometric altitude at the top 329.36 m; at the base 326.86 m; ellipsoidal altitude at the top 384.62 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-17c-portela

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