NGC 1531
NGC 1531 is a dwarf galaxy in the constellation Eridanus that is interacting with the larger spiral galaxy NGC 1532.[2] It was discovered by John Herschel on 19 October 1835.[3] Although technically classified as a peculiar lenticular galaxy, the galaxy's structure is better described as amorphous.[2]
| NGC 1531 | |
|---|---|
.jpg.webp) NGC 1531 (above) with large barred spiral galaxy NGC 1532 | |
| Observation data (J2000 epoch) | |
| Constellation | Eridanus |
| Right ascension | 04h 11m 59.3s[1] |
| Declination | −32° 51′ 03″[1] |
| Redshift | 1169 ± 29 km/s[1] |
| Distance | 42.4 million light-years |
| Apparent magnitude (V) | 12.9[1] |
| Characteristics | |
| Type | S0 pec[1] |
| Size | ~15 kly (diameter) |
| Apparent size (V) | 1′.3 × 0′.9[1] |
| Other designations | |
| PGC 14635[1] | |
References
- "NASA/IPAC Extragalactic Database". Results for NGC 1531. Retrieved 2006-11-21.
- A. Sandage; J. Bedke (1994). Carnegie Atlas of Galaxies. Washington, D.C.: Carnegie Institution of Washington. ISBN 978-0-87279-667-6.
- "New General Catalog Objects: NGC 1500 - 1549". cseligman.com. Retrieved 2017-11-22.
External links
Media related to NGC 1531 at Wikimedia Commons- NASA Astronomy Picture of the Day: NGC 1531/2 (10 July 1998)
- NASA Astronomy Picture of the Day: Interacting Galaxies (1 March 2005)
- NASA Astronomy Picture of the Day: Galaxies in the River (8 January 2020)
- NGC 1531 on WikiSky: DSS2, SDSS, GALEX, IRAS, Hydrogen α, X-Ray, Astrophoto, Sky Map, Articles and images
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