NGC 6956
| NGC 6956 | |
|---|---|
 NGC 6956 imaged by the Hubble Space Telescope | |
| Observation data (J2000 epoch) | |
| Constellation | Delphinus |
| Right ascension | 20h 43m 53.7237s |
| Declination | +12° 30′ 42.856″ |
| Redshift | 0.015561 |
| Heliocentric radial velocity | 4629 km/s |
| Apparent magnitude (B) | 13.5 |
| Characteristics | |
| Type | SBb |
| Size | 153,700 ly (47.15 kpc) (estimated) |
| Other designations | |
| IRAS 20415+1219, 2MASX J20435368+1230429, NGC 6956, UGC 11619, MCG +02-53-001, PGC 65269 | |
NGC 6956 is a barred spiral galaxy located in the constellation Delphinus. It is located at a distance of about 214 million light-years from Earth. Friedrich Wilhelm Herschel discovered this galaxy on 9 October 1784.
Supernovae
Three supernovae have been observed in NGC 6956:
- SN 2006it (Type II-P, mag. 17.6) was discovered by Lick Observatory Supernova Search (LOSS) on 1 October 2006.
- SN 2013fa (Type Ia, mag. 16.2) was discovered by Kōichi Itagaki on 25 August 2013.
- PSN J20435314+1230304 (Type Ia, mag. 15.8) was discovered by Massimo Caimmi of the Italian Supernovae Search Project (ISSP) on 11 July 2015.
References
- 1 2 "NGC 6956". sky-map.org. Retrieved 16 December 2022.
- 1 2 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.
- 1 2 3 4 5 "NGC 6956". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 16 December 2022.
- ↑ "NED Results for NGC 6956". Retrieved 10 August 2025.
- ↑ Frieman, J.; Joubert, N.; Mostardi, R.; Prasad, R. R.; Lee, N.; Baek, M.; Li, W.; Sehgal, A.; Gagliano, R.; Puckett, T. (2006). "Supernovae 2006ha-2006iu". International Astronomical Union Circular (8758): 1. Bibcode:2006IAUC.8758....1F.
- ↑ "SN 2006it". Transient Name Server. IAU. Retrieved 4 August 2025.
- ↑ Nakano, S. (2013). "Supernova 2013fa in NGC 6956 = PSN J20435357+1230517". Central Bureau Electronic Telegrams (3641): 1. Bibcode:2013CBET.3641....1N.
- ↑ "SN 2013fa". Transient Name Server. IAU. Retrieved 4 August 2025.
- ↑ Bishop, David. "Supernovae PSN J20435314+1230304 in NGC 6956". Rochester Astronomy. Retrieved 4 August 2025.
External links
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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