Olva Geodetic Marker
Key Facts
- Source: RGN
- Coordinates: 37.69828744, -7.83073206
- RGN sheet: 46A
- Marker type: BOLEMBREANO
- Top altitude: 212.58 m
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Weather
In Mértola
Olva 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° 41' 53.8348" N, 07° 49' 50.6354" W (37.69828744, -7.83073206). RGN identification: 1:50,000 sheet 46A, type BOLEMBREANO. Altimetry: orthometric altitude at the top 212.58 m; at the base 209.86 m; ellipsoidal altitude at the top 267.35 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-46a-olva
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