Algreves Geodetic Marker

Barcelos (Portugal) Geodetic Marker

Key Facts

  • Source: RGN
  • Coordinates: 41.44921842, -8.67977553
  • RGN sheet: 09A
  • Marker type: BOLEMBREANO
  • Top altitude: 155.92 m
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Algreves 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° 26' 57.1863" N, 08° 40' 47.1919" W (41.44921842, -8.67977553). RGN identification: 1:50,000 sheet 09A, order 4, type BOLEMBREANO.

Altimetry: orthometric altitude at the top 155.92 m; at the base 153.4 m; ellipsoidal altitude at the top 210.86 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-09a-algreves

Sobre Barcelos

Barcelos, in northern Portugal, is a captivating blend of history and vibrant tradition. Famous for its iconic rooster, a symbol of justice and good fortune, the city boasts a beautifully preserved historic centre with Romanesque and Gothic architecture. Explore the picturesque Lima Valley, discover local crafts, and experience the lively atmosphere of the weekly market, a true reflection of Barcelos's rich cultural heritage.

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