NGC5480 is a spiral galaxy in the constellation of Ursa Major. Its velocity with respect to the cosmic microwave background is , which corresponds to a Hubble distance of . However, 15 non-redshift measurements give a closer mean distance of . It was discovered by German-British astronomer William Herschel on 15 May 1787.
NGC5480 is listed as having an active galactic nucleus.
NGC 5448 group According to A. M. Garcia, the galaxy NGC 5480 is a member of the NGC 5448 group (also known as LGG 372). This galaxy group has at least nine members, including , NGC 5448, NGC 5477, , NGC 5500, , , and .
NGC5480 and neighboring galaxy NGC5481 are listed together as Holm588 in Erik Holmberg's A Study of Double and Multiple Galaxies Together with Inquiries into some General Metagalactic Problems, published in 1937.
Supernovae Two supernovae have been observed in NGC 5480: SN1988L (TypeIb, mag. 16.5) was discovered by Saul Perlmutter and Carlton R. Pennypacker on 30 April 1988. SN2017iro (Type Ib, mag. 15.5) was discovered by Patrick Wiggins on 30 November 2017.
See also List of NGC objects (5001–6000)
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