| NGC 682 | |
|---|---|
 The lenticular galaxy NGC 682. | |
| Observation data (J2000 epoch) | |
| Constellation | Cetus |
| Right ascension | 01 40 04.5754 |
| Declination | −14° 58′ 29.019″ |
| Redshift | 0.018686 |
| Heliocentric radial velocity | 5602 ± 19 km/s |
| Distance | 256.8 ± 18.0 Mly (78.73 ± 5.53 Mpc) |
| Apparent magnitude (V) | 13.4 |
| Characteristics | |
| Type | SA0- |
| Size | ~105,900 ly (32.46 kpc) (estimated) |
| Apparent size (V) | 1.4' x 1.1' |
| Other designations | |
| 2MASX J01490460-1458295, MCG -03-05-022, PGC 6663 | |
NGC 682 is a lenticular galaxy in the constellation of Cetus. Its velocity with respect to the cosmic microwave background is 5,338 ± 26 km/s, which corresponds to a Hubble distance of 78.7 ± 5.5 Mpc (∼257 million light-years). It was discovered by German-British astronomer William Herschel on 30 December 1785.
One supernova has been observed in NGC 682: SN 2023xtg (type Ia, mag. 18.1) was discovered by Kōichi Itagaki on 14 November 2023.
See also
References
- ^ "NASA/IPAC Extragalactic Database". Results for object NGC 0682. Retrieved 20 July 2024.
- Seligman, Courtney. "New General Catalogue Objects: NGC 682". Celestial Atlas. Retrieved 12 December 2024.
- "SN 2023xtg". Transient Name Server. IAU. Retrieved 12 December 2024.
External links
Media related to NGC 682 at Wikimedia Commons- NGC 682 on WikiSky: DSS2, SDSS, GALEX, IRAS, Hydrogen α, X-Ray, Astrophoto, Sky Map, Articles and images
| Astronomical catalogs | |
|---|---|
| NGC | |
| New General Catalogue 500 to 999 | |
|---|---|
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