NGC 1664
| NGC 1664 | |
|---|---|
 NGC 1664 | |
| Observation data (J2000 epoch) | |
| Right ascension | 04h 51m 06.(0)s[1] |
| Declination | +43° 40′ 3(0)″[1] |
| Distance | 3,910 ly (1,199 pc)[2] |
| Apparent magnitude (V) | 7.6[3] |
| Apparent dimensions (V) | 18.0′[3] |
| Physical characteristics | |
| Mass | 640[4] M☉ |
| Other designations | C0447+436, Collinder 56, Lund 143, Melotte 27, OCL 411, Raab 19 |
| Associations | |
| Constellation | Auriga[3] |
NGC 1664 is an open cluster in the constellation of Auriga. It contains stars with a total of around 640 solar masses with a tidal radius of 43 ly (13.2 pc).[4]
References
- ^ a b Wu, Zhen-Yu; et al. (November 2009), "The orbits of open clusters in the Galaxy", Monthly Notices of the Royal Astronomical Society, 399 (4): 2146–2164, arXiv:0909.3737, Bibcode:2009MNRAS.399.2146W, doi:10.1111/j.1365-2966.2009.15416.x.
- ^ Kharchenko, N. V.; et al. (August 2005). "Astrophysical parameters of Galactic open clusters". Astronomy and Astrophysics. 438 (3): 1163–1173. arXiv:astro-ph/0501674. Bibcode:2005A&A...438.1163K. doi:10.1051/0004-6361:20042523.
{{cite journal}}: CS1 maint: postscript (link) - ^ a b c O'Meara, Steve (2007), Herschel 400 Observing Guide, Cambridge University Press, p. 22, ISBN 0521858933.
- ^ a b Piskunov, A. E.; et al. (January 2008), "Tidal radii and masses of open clusters", Astronomy and Astrophysics, 477 (1): 165−172, Bibcode:2008A&A...477..165P, doi:10.1051/0004-6361:20078525.
External links
- NGC 1664
- NGC 1664
- Image NGC 1664
- NGC 1664 on WikiSky: DSS2, SDSS, GALEX, IRAS, Hydrogen α, X-Ray, Astrophoto, Sky Map, Articles and images
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