Lapa Geodetic Marker

Porto (Portugal) Geodetic Marker

Key Facts

  • Source: RGN
  • Coordinates: 41.15699453, -8.61219819
  • RGN sheet: 09C
  • Marker type: TORRE DE IGREJA
  • Top altitude: 176.03 m
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Weather

In Porto

Mon
33° 20°
Rain 0%
Tue
29° 20°
Rain 0%
Wed
24° 20°
Rain 0%
Thu
21° 18°
Rain 17%
Fri
21° 16°
Rain 25%

Lapa 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° 09' 25.1803" N, 08° 36' 43.9135" W (41.15699453, -8.61219819). RGN identification: 1:50,000 sheet 09C, type TORRE DE IGREJA.

Altimetry: orthometric altitude at the top 176.03 m; at the base 122.16 m; ellipsoidal altitude at the top 231.06 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-09c-lapa

Sobre Porto

The Invicta, World Heritage city with its riverside historic center. Capital of the North, famous for Port wine, bridges and francesinha.

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