São Miguel de Midões Geodetic Marker

Geodetic Marker

Key Facts

  • Source: RGN
  • Coordinates: 40.38583989, -7.93907967
  • RGN sheet: 20A
  • Marker type: BOLEMBREANO S/ CILINDRO
  • Top altitude: 395.4 m
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São Miguel de Midões 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° 23' 9.0236" N, 07° 56' 20.6868" W (40.38583989, -7.93907967). RGN identification: 1:50,000 sheet 20A, order 1, type BOLEMBREANO S/ CILINDRO.

Altimetry: orthometric altitude at the top 395.4 m; at the base 383.71 m; ellipsoidal altitude at the top 450.71 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-20a-sao-miguel-de-midoes

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