NGC 5999

NGC 5999
Observation data (J2000 epoch)
Constellation	Norma
Right ascension	15h 59m 55s[1]
Declination	−54° 01′ 54″[1]
Distance	5310[2]
Apparent magnitude (V)	9.0[1]
Physical characteristics
Estimated age	400 million years[2]

NGC 5999 is an open cluster in the constellation Norma. Its brightest star is HIP 78355.[3] It is 5310 light-years distant and thought to be around 400 million years old.[2]

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. 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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[SIMBAD-1] "NGC 5999-- Open (galactic) Cluster". SIMBAD. Centre de Données astronomiques de Strasbourg. Retrieved 17 August 2015.

[Kharchenko2013-2] 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. A53.

[streicher-3] 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.