Janela Geodetic Marker

Geodetic Marker

Key Facts

  • Source: RGN
  • Coordinates: 37.12994042, -8.13956761
  • RGN sheet: 52B
  • Marker type: BOLEMBREANO S/ MOINHO
  • Top altitude: 112.92 m
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Janela 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: 37° 07' 47.7855" N, 08° 08' 22.4434" W (37.12994042, -8.13956761). RGN identification: 1:50,000 sheet 52B, order 4, type BOLEMBREANO S/ MOINHO.

Altimetry: orthometric altitude at the top 112.92 m; at the base 105.86 m; ellipsoidal altitude at the top 165.63 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-52b-janela

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