Velho Geodetic Marker
Key Facts
- Source: RGN
- Coordinates: 40.42810844, -6.93887069
- RGN sheet: 18D
- Marker type: BOLEMBREANO
- Top altitude: 859.78 m
Velho 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: 40° 25' 41.1904" N, 06° 56' 19.9345" W (40.42810844, -6.93887069). RGN identification: 1:50,000 sheet 18D, type BOLEMBREANO.
Altimetry: orthometric altitude at the top 859.78 m; at the base 857.28 m; ellipsoidal altitude at the top 915.89 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-18d-velho
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