Valongo Geodetic Marker
Key Facts
- Source: RGN
- Coordinates: 39.16206058, -8.31734694
- RGN sheet: 31B
- Marker type: BOLEMBREANO
- Top altitude: 174.44 m
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Weather
In Chamusca
Valongo 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° 09' 43.4181" N, 08° 19' 2.449" W (39.16206058, -8.31734694). RGN identification: 1:50,000 sheet 31B, type BOLEMBREANO. Altimetry: orthometric altitude at the top 174.44 m; at the base 171.44 m; ellipsoidal altitude at the top 228.62 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-31b-valongo
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