São Sebastião Geodetic Marker
Key Facts
- Source: RGN
- Coordinates: 38.65942533, -8.98785014
- RGN sheet: 34D
- Marker type: PILAR TRONCO-CÓNICO S/ DEPÓSITO
- Top altitude: 65.39 m
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São Sebastião 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: 38° 39' 33.9312" N, 08° 59' 16.2605" W (38.65942533, -8.98785014). RGN identification: 1:50,000 sheet 34D, type PILAR TRONCO-CÓNICO S/ DEPÓSITO. Altimetry: orthometric altitude at the top 65.39 m; at the base 37.58 m; ellipsoidal altitude at the top 118.57 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-34d-sao-sebastiao
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