NGC 6569
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NGC 6569 is a globular cluster in the constellation Sagittarius. It has apparent magnitude of 10, and apparent diameter of 2 arc minutes, and class VIII with stars of magnitude 15 and dimmer. It is about 2 degrees south east of gamma2 Sagittarii. The globular cluster was discovered in 1784 by the astronomer William Herschel with his 18.7-inch telescope and the discovery later in the New General Catalog.
References
- Robert Burnham, Jr, Burnham's Celestial Handbook: An observer's guide to the universe beyond the solar system, vol 3, p.1558
External links
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