| NGC 6139 | |
|---|---|
 NGC 6139, imaged by the Hubble Space Telescope | |
| Observation data (J2000 epoch) | |
| Class | II |
| Constellation | Scorpius |
| Right ascension | 16 27 41.6 |
| Declination | –38° 50′ 18″ |
| Distance | 10.1 kiloparsecs (30 kilolight-years) |
| Apparent magnitude (V) | +9.68 |
| Apparent dimensions (V) | 1.6′ x 1.4′ |
| Physical characteristics | |
| See also: Globular cluster, List of globular clusters | |
NGC 6139 is a globular cluster of the Milky Way in the constellation Scorpius. It is located 3.6 kiloparsecs (10 kilolight-years) from the Galactic Center (less than half the distance of the Sun from the Galactic Center).
Visibility
The cluster appears visibly small and requires larger +12" aperture telescopes to view the core. Appearing around 1.5 arcmins having a radius of .75 arcmins, despite its rather bright magnitude.
Visibility
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Globular clusters are denser and more spherical than open star clusters.
References
- "Results for NGC 6139". VizieR Catalogue Database. Retrieved 2013-09-06.
- ^ "NED Results for NGC 6139". NASA/IPAC Extragalactic Database. Retrieved 2013-09-06.
- ^ Harris, William E. (1996). "A Catalog of Parameters for Globular Clusters in the Milky Way (2010 edition)". Astronomical Journal. 112: 1487. doi:10.1086/118116.
- ^ "NGC 6139". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 2013-09-06.
- "An aging beauty". www.spacetelescope.org. Retrieved 25 June 2018.
External links
Media related to NGC 6139 at Wikimedia Commons
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