NGC 6956 is a barred spiral galaxy located in the constellation Delphinus.[1] It is located at a distance of about 214 million light-years from Earth. Friedrich Wilhelm Herschel discovered this galaxy on 9 October 1784.
| NGC 6956 | |
|---|---|
 NGC 6956 by Hubble Space Telescope | |
| Observation data (J2000 epoch) | |
| Constellation | Delphinus[1] |
| Right ascension | 20h 43m 53.7237s[2] |
| Declination | +12° 30′ 42.856″[2] |
| Redshift | 0.015561[3] |
| Heliocentric radial velocity | 4629 km/s[3] |
| Apparent magnitude (B) | 13.5[3] |
| Characteristics | |
| Type | SBb[3] |
| Other designations | |
| IRAS 20415+1219, 2MASX J20435368+1230429, NGC 6956, UGC 11619, MCG +02-53-001, PGC 65269[3] | |
Three supernovae have been observed in NGC 6956: SN 2006it (type IIP, mag. 17.6),[4] SN 2013fa (type Ia, mag. 16.2),[5] and SN PSNJ20435314+1230304 (type Ia, mag. 15.8, discovered 11 July 2015).[6]
References
edit- ^ a b "NGC 6956". sky-map.org. Retrieved 16 December 2022.
- ^ a b Gaia Collaboration (2020-11-01). "VizieR Online Data Catalog: Gaia EDR3 (Gaia Collaboration, 2020)". VizieR Online Data Catalog: I/350. Bibcode:2020yCat.1350....0G. doi:10.26093/cds/vizier.1350.
- ^ a b c d e "NGC 6956". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 16 December 2022.
- ^ Transient Name Server entry for SN 20016it. Retrieved 7 May 2023.
- ^ Transient Name Server entry for SN 2013fa. Retrieved 7 May 2023.
- ^ Supernova PSNJ20435314+1230304 in NGC 6956. Retrieved 7 May 2023.
External links
edit
Wikimedia Commons has media related to NGC 6956.
- NGC 6956 on WikiSky: DSS2, SDSS, GALEX, IRAS, Hydrogen α, X-Ray, Astrophoto, Sky Map, Articles and images
- NGC 6956 on SIMBAD
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