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Equatorial Coordinate System

(latitude/longitude-like system for the celestial sphere)

The Equatorial Coordinate System is a spherical coordinate system used for directions in the Celestial Sphere, fixed to the stars/constellations as seen from Earth. Elements:

It is commonly used for planetary orbit calculation.


(coordinate system,equatorial,celestial sphere,Earth)
http://en.wikipedia.org/wiki/Equatorial_coordinate_system

Referenced by:
Celestial Coordinate System
Equinox

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