Tocha 1 Geodetic Marker

Geodetic Marker

Key Facts

  • Source: RGN
  • Coordinates: 40.31479217, -8.74620011
  • RGN sheet: 19A
  • Marker type: BOLEMBREANO S/ DEPÓSITO
  • Top altitude: 100.89 m
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Tocha 1 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° 18' 53.2518" N, 08° 44' 46.3204" W (40.31479217, -8.74620011). RGN identification: 1:50,000 sheet 19A, type BOLEMBREANO S/ DEPÓSITO.

Altimetry: orthometric altitude at the top 100.89 m; at the base 69.13 m; ellipsoidal altitude at the top 154.97 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-19a-tocha-1

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