Vale de Perdigão Geodetic Marker
Key Facts
- Source: RGN
- Coordinates: 39.49114464, -7.80180294
- RGN sheet: 28A
- Marker type: PILAR TRONCO-CÓNICO
- Top altitude: 299.06 m
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In Nisa
Vale de Perdigão 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: 39° 29' 28.1207" N, 07° 48' 6.4906" W (39.49114464, -7.80180294). RGN identification: 1:50,000 sheet 28A, type PILAR TRONCO-CÓNICO. Altimetry: orthometric altitude at the top 299.06 m; at the base 296.37 m; ellipsoidal altitude at the top 354.09 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-28a-vale-de-perdigao
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