São Marcos Geodetic Marker

Geodetic Marker

Key Facts

  • Source: RGN
  • Coordinates: 39.71173692, -8.32256686
  • RGN sheet: 23D
  • Marker type: BOLEMBREANO
  • Top altitude: 347.35 m
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Weather

Sun
36° 17°
Rain 25%
Mon
39° 19°
Rain 28%
Tue
34° 21°
Rain 0%
Wed
29° 18°
Rain 0%
Thu
24° 16°
Rain 5%

São Marcos 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° 42' 42.2529" N, 08° 19' 21.2407" W (39.71173692, -8.32256686). RGN identification: 1:50,000 sheet 23D, type BOLEMBREANO.

Altimetry: orthometric altitude at the top 347.35 m; at the base 344.84 m; ellipsoidal altitude at the top 402.41 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-23d-sao-marcos

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