NGC 6539
Good (46/100)
NGC 6539
GlobularCluster
Serpens
(Ser)
Visible
Level 2
Small telescope (4") - Higher magnification helpful
Properties
Magnitude
9.6
Angular Size
6.0′
no description
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Position & Identifiers
Visibility
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Eyepiece View
108x
TFOV: 0.5°
Lim. mag: 13.3
NGC 6539 · 6.0′ diameter · N up, E left
Best Magnification
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