Jarmelo-Tf21 Geodetic Marker

Geodetic Marker

Key Facts

  • Source: RGN
  • Coordinates: 40.59122992, -7.13278725
  • RGN sheet: 18A
  • Marker type: PILAR TRONCO-CÓNICO
  • Top altitude: 944.13 m
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Jarmelo-Tf21 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° 35' 28.4277" N, 07° 07' 58.0341" W (40.59122992, -7.13278725). RGN identification: 1:50,000 sheet 18A, order 1, type PILAR TRONCO-CÓNICO.

Altimetry: orthometric altitude at the top 944.13 m; at the base 942.88 m; ellipsoidal altitude at the top 1000.22 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-18a-jarmelo-tf21

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