The four Greek winds ( Boreas, Notos, Eurus, Zephyrus) were confined to meteorology. The four Greek cardinal points ( arctos, anatole, mesembria and dusis) were based on celestial bodies and used for orientation. The ancient Greeks originally maintained distinct and separate systems of points and winds. Most mobile populations tend to adopt sunrise and sunset for East and West and the direction from where different winds blow to denote North and South. "towards the hills", "towards the sea") or from celestial bodies (especially the sun) or from atmospheric features (winds, temperature). The names given to these directions are usually derived from either locally-specific geographic features (e.g. Linguistic anthropological studies have shown that most human communities have four points of cardinal direction. Today, a form of compass rose is found on, or featured in, almost all navigation systems, including nautical charts, non-directional beacons (NDB), VHF omnidirectional range (VOR) systems, global-positioning systems ( GPS), and similar equipment. It is also the term for the graduated markings found on the traditional magnetic compass. O = Ost, German for “East”Ī compass rose, sometimes called a wind rose, rose of the winds or compass star, is a figure on a compass, map, nautical chart, or monument used to display the orientation of the cardinal directions ( north, east, south, and west) and their intermediate points. Compass rose with the eight principal winds. Also notice the correspondence between the 32-point rose (inner circle) and the modern 0–360° graduations. Not to be confused with Compass rose network.Ī common compass rose as found on a nautical chart showing both true north (using a nautical star symbol) and magnetic north with magnetic variation.
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