NGC 6539
Alt. Designations: NGC 6539
Object Type: globular cluster
Constellation: Serpens
Distance: 25.4 kly
Right Ascension: 18h 04m 49.8s
Declination: -07° 35´ 07"
Visual Magnitude: 8.9
Apparent Dimension: 7.9´ Dia.
Best Month To View: Jun

NGC 6539 is a globular cluster located 25,400 light-years away in the constellation of Serpens.