Seixos Brancos Geodetic Marker
Key Facts
- Source: RGN
- Coordinates: 37.70731864, -8.46682650
- RGN sheet: 45B
- Marker type: PILAR CILINDRICO S/ BASE CILINDRICA
- Top altitude: 294.32 m
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Seixos Brancos 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: 37° 42' 26.3471" N, 08° 28' 0.5754" W (37.70731864, -8.46682650). RGN identification: 1:50,000 sheet 45B, order 2, type PILAR CILINDRICO S/ BASE CILINDRICA. Altimetry: orthometric altitude at the top 294.32 m; at the base 291.96 m; ellipsoidal altitude at the top 348.3 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-45b-seixos-brancos
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