Astronomy:NGC 189
From HandWiki
Short description: Open cluster in the constellation Cassiopeia
| NGC 189 | |
|---|---|
 NGC 189 from DSS | |
| Observation data (J2000 epoch) | |
| Constellation | Cassiopeia |
| Right ascension | 0h 39m 28.8s[1] |
| Declination | +61° 6m 54s[1] |
| Distance | 4,200 ly (1,300 pc)[1] |
| Apparent magnitude (V) | 8.8[2] |
| Apparent dimensions (V) | 0.120°[1] |
| Physical characteristics | |
| Estimated age | 510 Myr[1] |
| Other designations | Cr 462, C 0036+608, OCL 301 |
NGC 189 is an open cluster in the Cassiopeia constellation. It was discovered by Caroline Herschel on 27 September 1783, and independently rediscovered by John Herschel on 27 October 1829.[3]
References
- ↑ 1.0 1.1 1.2 1.3 1.4 Kharchenko, N. V. et al. (2013). "Global survey of star clusters in the Milky Way. II. The catalogue of basic parameters". Astronomy & Astrophysics 558: A53. doi:10.1051/0004-6361/201322302. Bibcode: 2013A&A...558A..53K.
- ↑ "NGC 189". SIMBAD. Centre de données astronomiques de Strasbourg. http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=NGC+189.
- ↑ Seligman, Courtney. "New General Catalogue objects: NGC 150 – 199". http://cseligman.com/text/atlas/ngc1a.htm#189. Retrieved 2021-02-12.
External links
- NGC 189 @ SEDS NGC objects pages
- NGC 189[yes|permanent dead link|dead link}}] at NightSkyInfo.com
- NGC 189 on WikiSky: DSS2, SDSS, GALEX, IRAS, Hydrogen α, X-Ray, Astrophoto, Sky Map, Articles and images
Coordinates: 
00h 39m 36s, +61° 04′ 00″
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