NGC 6169
| NGC 6169 | |
|---|---|
 NGC 6169 imaged by 2MASS | |
| Observation data (J2000 epoch) | |
| Right ascension | 16h 34m 06.7s[1] |
| Declination | −44° 00′ 58″[1] |
| Distance | 3280[2] |
| Apparent magnitude (V) | 6.6[1] |
| Physical characteristics | |
| Estimated age | 32 million years[2] |
| Other designations | Cr 306 |
| Associations | |
| Constellation | Norma and Scorpius |
NGC 6169 is an asterism or open cluster in the constellations Norma and Scorpius, appearing near the star Mu Normae in the sky. According to a 2013 catalog of open clusters, it is 3280 light-years distant and thought to be around 32 million years old,[2] but according to a 2020 study using Gaia DR2 data, the stars are not physically associated.[3]
References
[edit]- ^ a b c "NGC 6169-- Open (galactic) Cluster". SIMBAD. Centre de Données astronomiques de Strasbourg. Retrieved 17 August 2015.
- ^ a b c 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.
- ^ Cantat-Gaudin, T.; Anders, F. (January 2020). "Clusters and mirages: cataloguing stellar aggregates in the Milky Way". Astronomy & Astrophysics. 633: A99. arXiv:1911.07075. Bibcode:2020A&A...633A..99C. doi:10.1051/0004-6361/201936691.
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