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Supergalactic Coordinate System

(celestial coordinate system system based upon the supergalactic plane)

The Supergalactic Coordinate System is a spherical coordinate system used for directions in the Celestial Sphere, fixed to the Supergalactic Plane, and the line intersecting that plane with the Galactic Plane. Spherical elements:

The Supergalactic Plane is a plane of nearby Galaxy Clusters including the Virgo Cluster, the Great Attractor and the Pisces-Perseus Supercluster.

(coordinate system,celestial sphere)

Referenced by:
Celestial Coordinate System