Martins Geodetic Marker
Key Facts
- Source: RGN
- Coordinates: 39.76221822, -7.48192958
- RGN sheet: 24D
- Marker type: PILAR TRONCO-CÓNICO
- Top altitude: 282.98 m
Martins 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° 45' 43.9856" N, 07° 28' 54.9465" W (39.76221822, -7.48192958). RGN identification: 1:50,000 sheet 24D, type PILAR TRONCO-CÓNICO.
Altimetry: orthometric altitude at the top 282.98 m; at the base 280.3 m; ellipsoidal altitude at the top 338.07 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-24d-martins
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