Astronomy:NGC 268
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| NGC 268 | |
|---|---|
 SDSS image of NGC 268 | |
| Observation data (J2000 epoch) | |
| Constellation | Cetus |
| Right ascension | 00h 50m 09.5s[1] |
| Declination | −05° 11′ 37″[1] |
| Redshift | 0.018326[1] |
| Apparent magnitude (V) | 13.41[1] |
| Characteristics | |
| Type | SBbc[1] |
| Apparent size (V) | 1.6' × 1.1'[1] |
| Other designations | |
| MCG -01-03-017, 2MASX J00500956-0511376, 2MASXi J0050095-051136, IRAS 00476-0527, F00476-0527, 6dF J0050096-051137, PGC 2927.[1] | |
NGC 268 is a spiral galaxy located in the constellation Cetus. It was discovered on November 22, 1785 by William Herschel.[2]
Supernova
One supernova has been observed in NGC 268: SN 2012W (Type II, mag. 16.6) was discovered by the Catalina Real-time Transient Survey and Stan Howerton on 26 January 2012.[3][4]
References
- ↑ 1.0 1.1 1.2 1.3 1.4 1.5 1.6 "NASA/IPAC Extragalactic Database". Results for NGC 0268. http://ned.ipac.caltech.edu/cgi-bin/objsearch?objname=NGC+268&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.
- ↑ "New General Catalog Objects: NGC 200 - 249". Cseligman. http://cseligman.com/text/atlas/ngc2a.htm#268.
- ↑ Howerton, S.; Drake, A. J.; Djorgovski, S. G.; Mahabal, A.; Graham, M. J.; Williams, R.; Prieto, J. L.; Catelan, M. et al. (2012). "Supernova 2012W in NGC 268 = PSN J00500895-0511175". Central Bureau Electronic Telegrams (3009): 1. Bibcode: 2012CBET.3009....1H.
- ↑ "SN 2012W". IAU. https://www.wis-tns.org/object/2012W.
External links
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