Eira Velha Geodetic Marker
Key Facts
- Source: RGN
- Coordinates: 37.33354783, -7.45677069
- RGN sheet: 50B
- Marker type: BOLEMBREANO
- Top altitude: 129.31 m
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Eira Velha 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° 20' 0.7722" N, 07° 27' 24.3745" W (37.33354783, -7.45677069). RGN identification: 1:50,000 sheet 50B, type BOLEMBREANO. Altimetry: orthometric altitude at the top 129.31 m; at the base 126.81 m; ellipsoidal altitude at the top 182.78 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-50b-eira-velha
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