NGC_6569
NGC 6569
Globular cluster in the constellation of Sagittarius
NGC 6569 is a globular cluster in the constellation Sagittarius. It has an apparent magnitude of about 9.5,[1] and an apparent diameter of 7 arc minutes, and class VIII with stars of magnitude 15 and dimmer.[2] 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 was catalogued later in the New General Catalogue.[4]