| NGC 9 | |
|---|---|
 NGC 9 (Sloan Digital Sky Survey) | |
| Observation data (J2000 epoch) | |
| Constellation | Pegasus |
| Right ascension | 00 08 54.7 |
| Declination | +23° 49′ 01″ |
| Redshift | 0.015104 |
| Heliocentric radial velocity | 4528 ± 10 km/s |
| Distance | 142 ± 31 Mly (43.5 ± 9.5 Mpc) |
| Apparent magnitude (V) | 14.35 |
| Absolute magnitude (V) | —18.69 |
| Characteristics | |
| Type | Sb: pec |
| Apparent size (V) | 1.3' x 0.7' |
| Other designations | |
| UGC 78, PGC 652 | |
NGC 9 is a spiral galaxy about 140 million light-years away in the Pegasus constellation. It was discovered on 27 September 1865 by Otto Wilhelm von Struve.
One supernova has been observed in NGC 9: SN 2021zju (type Ib, mag. 18.15).
References
- ^ "NED results for object NGC 0009". National Aeronautics and Space Administration / Infrared Processing and Analysis Center. 2008. Retrieved 24 November 2008.
- "Distance Results for NGC 0009". NASA/IPAC Extragalactic Database. Retrieved 3 May 2010.
- Steinicke, Wolfgang (2010). Observing and Cataloguing Nebulae and Star Clusters. Cambridge University Press. p. 283. ISBN 9780521192675.
- "SN 2021zju". Transient Name Server. IAU. Retrieved 3 September 2024.
External links
Media related to NGC 9 at Wikimedia Commons- NGC 9 on WikiSky: DSS2, SDSS, GALEX, IRAS, Hydrogen α, X-Ray, Astrophoto, Sky Map, Articles and images
| Astronomical catalogs | |
|---|---|
| NGC | |
| PGC | |
| UGC | |