Silval 2 Geodetic Marker

Geodetic Marker

Key Facts

  • Source: RGN
  • Coordinates: 40.60846281, -8.60815625
  • RGN sheet: 16A
  • Marker type: BOLEMBREANO S/ DEPÓSITO
  • Top altitude: 92.05 m
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Silval 2 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° 36' 30.4661" N, 08° 36' 29.3625" W (40.60846281, -8.60815625). RGN identification: 1:50,000 sheet 16A, order 2, type BOLEMBREANO S/ DEPÓSITO.

Altimetry: orthometric altitude at the top 92.05 m; at the base 55.98 m; ellipsoidal altitude at the top 146.67 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-16a-silval-2

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