| NGC 6569 | |
|---|---|
 Hubble Space Telescope image of NGC 6569 | |
| Observation data (J2000 epoch) | |
| Class | VIII |
| Constellation | Sagittarius |
| Right ascension | 18 13 38.88 |
| Declination | −31° 49′ 35.2″ |
| Distance | 35.5 kly (10.9 kpc) |
| Apparent magnitude (V) | 9.47 |
| Apparent dimensions (V) | 7.0′ × 7.0′ |
| Physical characteristics | |
| Metallicity | = -0.76 dex |
| Other designations | GCl 91, ESO 456-77, VDBH 260 |
| See also: Globular cluster, List of globular clusters | |
= -0.76 NGC 6569 is a globular cluster in the constellation Sagittarius. It has an apparent magnitude of about 9.5, and an apparent diameter of 7 arc minutes, and class VIII with stars of magnitude 15 and dimmer. It is about 2 degrees south east of Gamma Sagittarii. The globular cluster was discovered in 1784 by the astronomer William Herschel with his 18.7-inch telescope and was catalogued later in the New General Catalogue.
References
- ^ "NGC 6569". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 13 February 2017.
- ^ "NGC 5634". Retrieved 7 January 2016.
- William E. Harris. "Catalog of Parameters for Milky Way Globular Clusters". Retrieved 13 February 2017.
- Courtney Seligman. "New General Catalog Objects: NGC 6550 - 6599". Retrieved 13 February 2017.
External links
- [REDACTED] Media related to NGC 6569 at Wikimedia Commons
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