Porta Geodetic Marker

Geodetic Marker

Key Facts

  • Source: RGN
  • Coordinates: 39.81365283, -7.26927525
  • RGN sheet: 25C
  • Marker type: PILAR TRONCO-CÓNICO
  • Top altitude: 249.13 m
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Weather

Sun
37° 22°
Rain 3%
Mon
39° 22°
Rain 3%
Tue
37° 24°
Rain 0%
Wed
33° 22°
Rain 8%
Thu
30° 20°
Rain 2%

Porta 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: 39° 48' 49.1502" N, 07° 16' 9.3909" W (39.81365283, -7.26927525). RGN identification: 1:50,000 sheet 25C, type PILAR TRONCO-CÓNICO.

Altimetry: orthometric altitude at the top 249.13 m; at the base 246.45 m; ellipsoidal altitude at the top 304.03 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-25c-porta

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