Dona Joana Geodetic Marker

Geodetic Marker

Key Facts

  • Source: RGN
  • Coordinates: 38.91637708, -7.05309158
  • RGN sheet: 37A
  • Marker type: BOLEMBREANO
  • Top altitude: 187.73 m
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Weather

Mon
39° 22°
Rain 28%
Tue
38° 25°
Rain 0%
Wed
33° 20°
Rain 0%
Thu
31° 20°
Rain 3%
Fri
30° 15°
Rain 4%

Dona Joana 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: 38° 54' 58.9575" N, 07° 03' 11.1297" W (38.91637708, -7.05309158). RGN identification: 1:50,000 sheet 37A, type BOLEMBREANO.

Altimetry: orthometric altitude at the top 187.73 m; at the base 185.73 m; ellipsoidal altitude at the top 242.28 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-37a-dona-joana

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