NGC 7003

NGC 7003 is a spiral galaxy around 220 million light-years from Earth in the constellation Delphinus.[2][3] NGC 7003 has an estimated diameter of 80,800 light-years.[3] The galaxy was discovered by German astronomer Heinrich Louis d'Arrest on August 26, 1864.[4] There also has been at least one supernova observed in NGC 7003.[5]

NGC 7003
2MASS image of NGC 7003
Observation data (J2000 epoch)
Constellation	Delphinus
Right ascension	21^h 00^m 42.4^s[1]
Declination	+17° 48′ 18″[1]
Redshift	0.017692[1]
Helio radial velocity	5304 km/s[1]
Distance	222,468,400 ly
Apparent magnitude (V)	13.76[1]
Characteristics
Type	Sbc [1]
Size	~80,832 ly [1]
Apparent size (V)	1.1 × 0.8[1]
Other designations
CGCG 448-27, IRAS 20584+1736, MCG 3-53-8, PGC 65887, UGC 11662 [1]

SN2011dk

On May 12, 2011 a Type II supernova designated as SN2011dk was discovered in NGC 7003.[6][7]

See also

• NGC 1300
• List of NGC objects (7001–7840)

References

1. "NASA/IPAC Extragalactic Database". Results for NGC 7003. Retrieved 2017-04-13.
2. Rojas, Sebastián García. "Galaxy NGC 7003 Deep Sky Objects Browser". DSO Browser. Retrieved 2017-04-15.
3. "Your NED Search Results". ned.ipac.caltech.edu. Retrieved 2017-04-16.
4. "New General Catalog Objects: NGC 7000 – 7049". cseligman.com. Retrieved 2017-04-15.
5. M. Giovannini, E. Mazzoni, G. Petroni, and M. Rossi, Borgo a Mozzano, Fabrizio Ciabattari, S. Donati (10 June 2011). "SUPERNOVA 2011dk IN NGC 7003 = PSN J21004220+1748220". SUPERNOVA 2011dk IN NGC 7003 = PSN J21004220+1748220. Retrieved 2017-06-19.CS1 maint: multiple names: authors list (link)
6. [email protected]. "Bright Supernovae - 2011". rochesterastronomy.org. Retrieved 2017-06-20.
7. "2011dk - The Open Supernova Catalog". sne.space. Retrieved 2017-06-20.

External links

• NGC 7003 on WikiSky: DSS2, SDSS, GALEX, IRAS, Hydrogen α, X-Ray, Astrophoto, Sky Map, Articles and images