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physical object > natural object > celestial body > collection of stars > collection of galaxies > galaxy cluster > rich cluster > Virgo cluster |
Virgo cluster comparison table |
Subject | has number of galaxie | has member | is part of | is a kind of | has redshift | is an instance of | has definition |
---|---|---|---|---|---|---|---|
rich cluster | > 100 | galaxy cluster | Galaxy cluster with 100 or more galaxies within a volume comparable to that of a loose group. Scale of cluster, about 1 Mpc. | ||||
Virgo cluster | 2500 | M87 | Local Supercluster | z = 0.004 | rich cluster | An irregular cluster including the giant elliptical M87 (the galaxy of greatest known mass). |
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