Seixo 1 Geodetic Marker

Armamar (Portugal) Geodetic Marker

Key Facts

  • Source: RGN
  • Coordinates: 41.13337469, -7.71616108
  • RGN sheet: 10D
  • Marker type: BOLEMBREANO
  • Top altitude: 567.11 m
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Seixo 1 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: 41° 08' 0.1489" N, 07° 42' 58.1799" W (41.13337469, -7.71616108). RGN identification: 1:50,000 sheet 10D, type BOLEMBREANO.

Altimetry: orthometric altitude at the top 567.11 m; at the base 564.62 m; ellipsoidal altitude at the top 623.06 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-10d-seixo-1

Sobre Armamar

South Douro municipality with strong wine and fruit growing tradition. Its apples and cherries are famous throughout the country.

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