NGC 7691 is an intermediate spiral galaxy in the constellation of Pegasus. Its velocity with respect to the cosmic microwave background is , which corresponds to a Hubble distance of . However, four non-redshift measurements give a farther mean distance of . It was discovered by German-British astronomer William Herschel on 16 October 1784.
NGC 7711 group NGC 7691 is part of the NGC 7711 group (also known as LGG 477). This galaxy group contains seven members, including , NGC 7722, , , , and .
Supernova One supernova has been observed in NGC 7691: SN 2014az (TypeII-P, mag. 16.3) was discovered by Stuart Parker and the Backyard Observatory Supernova Search (BOSS) on 30 April 2014.
See also List of NGC objects (7001–7840)
References
External links