Astronomy:NGC 2227
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| NGC 2227 | |
|---|---|
 Pan-STARRS image of NGC 2227 | |
| Observation data (J2000 epoch) | |
| Constellation | Canis Major |
| Right ascension | 06h 25m 57.973s[1] |
| Declination | −22° 00′ 17.41″[1] |
| Redshift | 0.007636[2] |
| Helio radial velocity | 2280.6 km/s[2] |
| Distance | 98.04 ± 0.65 Mly (30.06 ± 0.20 Mpc)[3] |
| Apparent magnitude (V) | 12.15[4] |
| Apparent magnitude (B) | 12.86[4] |
| Characteristics | |
| Type | SB(rs)c[5] |
| Other designations | |
| MCG-04-16-004, PGC 19030[2] | |
NGC 2227 is a barred spiral galaxy with a morphological type of SB(rs)c[5] located in the direction of the Canis Major constellation. It was discovered on January 27, 1835, by John Herschel.[6]
One supernova has been observed in NGC 2227: SN 1986O (type Ia, mag. 14) was discovered by Carlton Pennypacker et al. on 24 December 1986.[7][8]
See also
References
- ↑ 1.0 1.1 Skrutskie, Michael F.; Cutri, Roc M.; Stiening, Rae; Weinberg, Martin D.; Schneider, Stephen E.; Carpenter, John M.; Beichman, Charles A.; Capps, Richard W. et al. (1 February 2006). "The Two Micron All Sky Survey (2MASS)". The Astronomical Journal 131 (2): 1163–1183. doi:10.1086/498708. ISSN 0004-6256. Bibcode: 2006AJ....131.1163S.
- ↑ 2.0 2.1 2.2 "NGC 2227". SIMBAD. Centre de données astronomiques de Strasbourg. http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=NGC+2227.
- ↑ Tully, R. Brent (2013). "Cosmicflows-2: The Data". The Astronomical Journal 146 (4): 86. doi:10.1088/0004-6256/146/4/86. Bibcode: 2013AJ....146...86T.
- ↑ 4.0 4.1 "Search specification: NGC 2227". HyperLeda. Université Claude Bernard Lyon 1. http://leda.univ-lyon1.fr/ledacat.cgi?o=NGC%202227. Retrieved 2021-02-13.
- ↑ 5.0 5.1 "Results for object NGC 2227 (NGC 2227)". NASA/IPAC Extragalactic Database. California Institute of Technology. https://ned.ipac.caltech.edu/byname?objname=NGC%202227&hconst=67.8&omegam=0.308&omegav=0.692&wmap=4&corr_z=1. Retrieved 2021-02-13.
- ↑ Seligman, Courtney. "New General Catalogue objects: NGC 2200 - 2249". http://cseligman.com/text/atlas/ngc22.htm#2227. Retrieved 2021-02-13.
- ↑ Pennypacker, C.; Burns, S.; Crawford, F.; Friedman, P.; Kare, J.; Graham, J.; Muller, R.; Okada, C. et al. (1987). "Supernova 1986O in NGC 2227". International Astronomical Union Circular (4298): 1. Bibcode: 1987IAUC.4298....1P.
- ↑ "SN 1986O". IAU. https://www.wis-tns.org/object/1986O.
External links
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