Astronomy:NGC 7003
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Short description: Galaxy in the constellation Delphinus
| NGC 7003 | |
|---|---|
 SDSS image of NGC 7003 | |
| Observation data (J2000 epoch) | |
| Constellation | Delphinus |
| Right ascension | 21h 00m 42.4s[1] |
| Declination | +17° 48′ 18″[1] |
| Redshift | 0.017692[1] |
| Helio radial velocity | 5304 km/s[1] |
| Distance | 222,468,400 ly (68,209,122 pc) |
| 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 | |
| IRAS 20584+1736, UGC 11662, MCG3-53-8, PGC 65887[1] | |
NGC 7003 is a spiral galaxy around 220 million light-years from Earth in the constellation Delphinus.[2][1] NGC 7003 has an estimated diameter of 80,800 light-years.[1] The galaxy was discovered by German astronomer Heinrich Louis d'Arrest on August 26, 1864.[3] There also has been at least one supernova observed in NGC 7003.[4]
On May 12, 2011, a Type II supernova designated as SN 2011dk was discovered in NGC 7003.[5][6]
See also
References
- ↑ 1.00 1.01 1.02 1.03 1.04 1.05 1.06 1.07 1.08 1.09 1.10 "Your NED Search Results". http://ned.ipac.caltech.edu/cgi-bin/objsearch?objname=Ngc+7003&extend=no&hconst=73&omegam=0.27&omegav=0.73&corr_z=1&out_csys=Equatorial&out_equinox=J2000.0&obj_sort=RA+or+Longitude&of=pre_text&zv_breaker=30000.0&list_limit=5&img_stamp=YES.
- ↑ Rojas, Sebastián García. "Galaxy NGC 7003 Deep Sky Objects Browser". https://dso-browser.com/deep-sky/8190/ngc-7003/galaxy.
- ↑ "New General Catalog Objects: NGC 7000 – 7049". http://cseligman.com/text/atlas/ngc70.htm.
- ↑ 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". http://www.cbat.eps.harvard.edu/iau/cbet/002700/CBET002741.txt.
- ↑ "Bright Supernovae - 2011.". http://rochesterastronomy.org/sn2011/index.html#2011dk.
- ↑ "2011dk - The Open Supernova Catalog" (in en-US). https://sne.space/sne/2011dk/.
External links
- NGC 7003 on WikiSky: DSS2, SDSS, GALEX, IRAS, Hydrogen α, X-Ray, Astrophoto, Sky Map, Articles and images
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