| NGC 5999 | |
|---|---|
 NGC 5523 Credit: DECaPS | |
| Observation data (J2000 epoch) | |
| Right ascension | 15 59 55 |
| Declination | −54° 01′ 54″ |
| Distance | 5310 |
| Apparent magnitude (V) | 9.0 |
| Physical characteristics | |
| Estimated age | 400 million years |
| Associations | |
| Constellation | Norma |
| See also: Open cluster, List of open clusters | |
NGC 5999 is an open cluster in the constellation Norma. Its brightest star is HIP 78355. It is 5310 light-years distant and thought to be around 400 million years old.
References
- ^ "NGC 5999-- Open (galactic) Cluster". SIMBAD. Centre de Données astronomiques de Strasbourg. Retrieved 17 August 2015.
- ^ Kharchenko, N. V.; Piskunov, A. E.; Schilbach, E.; Röser, S.; Scholz, R.-D. (2013). "Global survey of star clusters in the Milky Way. II. The catalogue of basic parameters". Astronomy and Astrophysics. 558: 8. arXiv:1308.5822. Bibcode:2013A&A...558A..53K. doi:10.1051/0004-6361/201322302. S2CID 118548517. A53.
- Streicher, Magda (2005). "Deepsky Delights: Sparkling clusters in Norma". Monthly Notes of the Astronomical Society of Southern Africa. 64 (5–6): 107–09. Bibcode:2005MNSSA..64..107S.
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