Negro Geodetic Marker

Viana do Alentejo (Portugal) Geodetic Marker

Key Facts

  • Source: RGN
  • Coordinates: 38.32152864, -8.05392983
  • RGN sheet: 40C
  • Marker type: PILAR PRISMÁTICO S/ BASE PRISMÁTICA
  • Top altitude: 214.77 m
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Negro 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° 19' 17.5031" N, 08° 03' 14.1474" W (38.32152864, -8.05392983). RGN identification: 1:50,000 sheet 40C, type PILAR PRISMÁTICO S/ BASE PRISMÁTICA. Altimetry: orthometric altitude at the top 214.77 m; at the base 212.27 m; ellipsoidal altitude at the top 269.8 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-40c-negro

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