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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)
http://en.wikipedia.org/wiki/Supergalactic_coordinate_system
http://astronomy.swin.edu.au/cosmos/S/Supergalactic+Coordinate+System

Referenced by:
celestial coordinate system

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