Sinais Geodetic Marker

Sinais 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: 38° 56' 8.6467" N, 09° 02' 42.5977" W (38.93573519, -9.04516603). RGN identification: 1:50,000 sheet 34B, type BOLEMBREANO.

Altimetry: orthometric altitude at the top 320.18 m; at the base 317.69 m; ellipsoidal altitude at the top 374.06 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-34b-sinais