NGC 4790 is a barred spiral galaxy located in the constellation of Virgo. Its velocity with respect to the cosmic microwave background is , which corresponds to a Hubble distance of away from the Solar System. In addition, six non-redshift measurements give a distance of . NGC 4790 was discovered on 25 March 1786 by German-British astronomer William Herschel.
NGC 4790 is a member of the NGC 4699 Group (also known as LGG 307) of galaxies, which is a member of the Virgo II Groups, a series of galaxies and galaxy clusters strung out from the southern edge of the Virgo Supercluster.
Astronomical transients One astronomical transient event has been observed in NGC 4790: the supernova SN 2012au (TypeIb, mag. 13.8), which was discovered by the Catalina Sky Survey on 14 March 2012.SN 2012au at rochesterastronomy.com This supernova later produced evidence of a pulsar wind nebula which appears to be expanding outward at approximately .
Gallery
See also List of NGC objects (4001–5000)
References
External links
SIMBAD entry NASA Extragalactic Database entry Messier45 entry VizieR