Astronomy:NGC 7680
From HandWiki
| NGC 7680 | |
|---|---|
 SDSS color image of NGC 7680 and LEDA 3088959 | |
| Observation data | |
| Constellation | Pegasus |
| Right ascension | 23h 28m 35.2s |
| Declination | +32° 24′ 56.8″ |
| Redshift | 0.01713 |
| Helio radial velocity | 5,090±41 km/s |
NGC 7680 is a 13th magnitude[1] lenticular galaxy or elliptical galaxy in the constellation Pegasus. It was first discovered by William Herschel in 1790 and subsequently studied by astronomers such as John Herschel and Edouard Stephan[2] in the 19th century. Directly northeast lies a compact galaxy, LEDA 3088959,[3] which has been identified as a local active galactic nucleus candidate in SIMBAD.
LGG 475
It is part of a galaxy group known as LGG 475. It is made out of 5 members, which are NGC 7680, MCG 5-55-21, UGC 12666, UGC 12645 and UGC 12650.[4]
References
- ↑ "NGC 7680". https://simbad.cds.unistra.fr/simbad/sim-basic.
- ↑ "New General Catalog Objects: NGC 7650 - 7699". https://cseligman.com/text/atlas/ngc76a.htm#7680.
- ↑ "PGC 3088959". https://simbad.cds.unistra.fr/simbad/sim-basic.
- ↑ Garcia, A. M. (1993). "General study of group membership. II. Determination of nearby groups". Astronomy & Astrophysics Supplement Series 100: 47–90. Bibcode: 1993A&AS..100...47G.
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