Caldwell 86
Star cluster in Ara · 7,900 light-years
🔭 Explore Caldwell 86 in the 3D map →| Type | Star cluster |
|---|---|
| Constellation | Ara |
| Distance | 7,900 light-years |
| Apparent magnitude | 5.2 |
| Apparent size | 15.3′ (arc-minutes) |
| Also known as | C86 · NGC 6397 |
Caldwell 86 is a star cluster (NGC 6397) in Ara — a family of stars bound by gravity. It appears as number 86 in the Caldwell catalogue, Sir Patrick Moore's 1995 list of 109 bright deep-sky objects for amateur astronomers. It spans roughly 15.3 arc-minutes on the sky. At about magnitude 5.2, it can be glimpsed with the unaided eye under dark skies.
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Related objects
- Pleiades — star cluster
- Hercules Cluster — star cluster
- Small Sgr Star Cloud — star cluster
- Messier 25 — star cluster
- Messier 103 — star cluster