Porqueiro Geodetic Marker

Viana do Castelo (Portugal) Geodetic Marker

Key Facts

  • Source: RGN
  • Coordinates: 41.75198247, -8.83237317
  • RGN sheet: 05A
  • Marker type: PILAR CILINDRICO S/ BASE CILINDRICA
  • Top altitude: 476.38 m
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Weather

In Viana do Castelo

Mon
31° 19°
Rain 0%
Tue
29° 20°
Rain 0%
Wed
22° 18°
Rain 0%
Thu
20° 17°
Rain 8%
Fri
18° 14°
Rain 13%

Porqueiro 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° 45' 7.1369" N, 08° 49' 56.5434" W (41.75198247, -8.83237317). RGN identification: 1:50,000 sheet 05A, type PILAR CILINDRICO S/ BASE CILINDRICA.

Altimetry: orthometric altitude at the top 476.38 m; at the base 474.36 m; ellipsoidal altitude at the top 531.5 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-05a-porqueiro

Sobre Viana do Castelo

Capital of Alto Minho, with the iconic Basilica of Santa Luzia overlooking the Lima estuary. City of maritime traditions, crafts and pilgrimages.

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