Marco Grande Geodetic Marker

Key Facts

  • Source: RGN
  • Coordinates: 39.13897922, -9.33611022
  • RGN sheet: 30A
  • Marker type: BOLEMBREANO
  • Top altitude: 139.58 m

Weather

Mon
29° 19°
Rain 5%
Tue
27° 19°
Rain 3%
Wed
26° 19°
Rain 0%
Thu
23° 19°
Rain 3%
Fri
23° 18°
Rain 3%

Marco Grande 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° 08' 20.3252" N, 09° 20' 9.9968" W (39.13897922, -9.33611022). RGN identification: 1:50,000 sheet 30A, order 2, type BOLEMBREANO.

Altimetry: orthometric altitude at the top 139.58 m; at the base 135.5 m; ellipsoidal altitude at the top 193.39 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-30a-marco-grande

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