Seixo Branco Geodetic Marker

Geodetic Marker

Key Facts

  • Source: RGN
  • Coordinates: 40.73240403, -7.72034122
  • RGN sheet: 17B
  • Marker type: PILAR TRONCO-CÓNICO
  • Top altitude: 694.64 m
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Seixo Branco 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: 40° 43' 56.6545" N, 07° 43' 13.2284" W (40.73240403, -7.72034122). RGN identification: 1:50,000 sheet 17B, type PILAR TRONCO-CÓNICO.

Altimetry: orthometric altitude at the top 694.64 m; at the base 684.38 m; ellipsoidal altitude at the top 750.47 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-17b-seixo-branco

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