Ferreira Geodetic Marker
Key Facts
- Source: RGN
- Coordinates: 40.18577169, -7.31537008
- RGN sheet: 21C
- Marker type: BOLEMBREANO
- Top altitude: 581 m
Weather
Ferreira 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° 11' 8.7781" N, 07° 18' 55.3323" W (40.18577169, -7.31537008). RGN identification: 1:50,000 sheet 21C, order 3, type BOLEMBREANO.
Altimetry: orthometric altitude at the top 581 m; at the base 578 m; ellipsoidal altitude at the top 636.59 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-21c-ferreira
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