Class II Right ascension 16 27 41.6 Apparent magnitude (V) +9.68 | Constellation Scorpius Declination –38° 50′ 18″ Apparent dimensions (V) 1′.6 x 1′.4 | |
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NGC 6139 is a globular cluster in the constellation Scorpius.
Visibility
The cluster appears visibly small and requires larger +12" aperture telescopes to view the core. Appearing around 1.5 arcmins having a radius of .75 arcmins, despite its rather bright magnitude.
References
NGC 6139 Wikipedia(Text) CC BY-SA