NGC 4631 Group [SEP] constellation
NGC 4631 Group
The NGC 4631 Group is a poorly defined group of galaxies, about 25 million light years from Earth in the Coma Berenices and Canes Venatici constellations.
The NGC 4631 Group is one of many that lie within the Virgo Supercluster.
Members.
- spiral galaxy NGC 4631 ("Whale Galaxy"), brightest galaxy in the group
- interacting galaxies NGC 4656 and NGC 4657 ("Hockey Stick Galaxies")
- dwarf elliptical galaxy NGC 4627, which is a companion of NGC 4631
superwind has produced a giant, diffuse corona of hot, X-ray emitting gas around the whole galaxy.
Nearby galaxies and galaxy group.
NGC 4631 has a nearby companion dwarf elliptical galaxy, NGC 4627. NGC 4627 and NGC 4631 together were listed in the "Atlas of Peculiar Galaxies" as an example of a "double galaxy" or a galaxy pair.
NGC 4631 and NGC 4627 are part of the NGC 4631 Group, a group of galaxies that also includes the interacting galaxies NGC 4656 and NGC