Santa Helena Geodetic Marker

Key Facts

  • Source: RGN
  • Coordinates: 41.00158550, -7.79527342
  • RGN sheet: 14A
  • Marker type: BOLEMBREANO
  • Top altitude: 1106.51 m

Santa Helena 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: 41° 00' 5.7078" N, 07° 47' 42.9843" W (41.00158550, -7.79527342). RGN identification: 1:50,000 sheet 14A, order 2, type BOLEMBREANO.

Altimetry: orthometric altitude at the top 1106.51 m; at the base 1102.06 m; ellipsoidal altitude at the top 1162.92 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-14a-santa-helena

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