NGC 6139
Distance | 10.1 kiloparsecs (30 kilolight-years)[3] | |
|---|---|---|
| Apparent magnitude (V) | +9.68[4] | |
| Apparent dimensions (V) | 1.6′ x 1.4′[4] | |
| Physical characteristics | ||
NGC 6139 is a
(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
, despite its rather bright magnitude.
Visibility
-
![Globular clusters are denser and more spherical than open star clusters.[5]](//upload.wikimedia.org/wikipedia/commons/thumb/7/7e/An_aging_beauty_NGC_6139.jpg/120px-An_aging_beauty_NGC_6139.jpg)
Globular clusters are denser and more spherical than open star clusters.[5]
![Globular clusters are denser and more spherical than open star clusters.[5]](/File:An_aging_beauty_NGC_6139.jpg)
References
- ^ "Results for NGC 6139". VizieR Catalogue Database. Retrieved 2013-09-06.
- ^ a b "NED Results for NGC 6139". NASA/IPAC Extragalactic Database. Retrieved 2013-09-06.
- ^ doi:10.1086/118116.
- ^ a b "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
