São Martinho Geodetic Marker
Key Facts
- Source: RGN
- Coordinates: 41.12623631, -7.24860803
- RGN sheet: 11C
- Marker type: BOLEMBREANO
- Top altitude: 640.93 m
Weather
In Vila Nova de Foz Côa
São Martinho 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: 41° 07' 34.4507" N, 07° 14' 54.9889" W (41.12623631, -7.24860803). RGN identification: 1:50,000 sheet 11C, order 2, type BOLEMBREANO.
Altimetry: orthometric altitude at the top 640.93 m; at the base 638.94 m; ellipsoidal altitude at the top 696.59 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-11c-sao-martinho
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