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NGC 6652 — Globular Cluster in Sagittarius

Globular Cluster Good (43/100)
Magnitude 8.9m GlobularCluster Sagittarius (Sgr) Visible
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1Properties

Magnitude 8.9
Angular Size 5.1′
B, S, lE, rrr, st 15

Position & Identifiers

RA 18h 35m 45.7s
Dec -32° 59' 25.1"
Constellation Sagittarius (Sgr)
Catalog NGC 6652

2How easy to spot?

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Telescope Bortle 3 Bortle 4 Bortle 5
80mm refr. Easy Medium+ Medium+
150mm Newt. Easy Easy Easy
C8 203mm Easy Easy Easy
Easy Medium Hard Very hard Impossible

Bortle 3 = rural · 4 = outer suburbs · 5 = suburbs

Easy on Seestar S50

3Visibility

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Best season May – Jul (peak: Jun)

4 Eyepiece View

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125x TFOV: 0.4° Lim. mag: 13.6
N E

NGC 6652 · 5.1′ diameter · N up, E left

5 Best Magnification

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6 Classification Decoder

Nearby in the Sky

Other targets within a few degrees — pan your scope a little and keep exploring.

Visibility scores assume a 150 mm Newton at Bortle 4.

M69
NGC 6637
Easy
Globular cluster — dense ball of ancient stars
Globular Cluster mag 7.7 1.1° Sagittarius
M70
NGC 6681
Easy
Globular cluster — dense ball of ancient stars
Globular Cluster mag 8.1 1.7° Sagittarius
Epsilon Sgr
KAUS AUSTRALIS
Easy
Bright naked-eye star, mag 1.9
Star mag 1.85 2.8° Sagittarius
NGC 6624
Easy
Compact globular cluster
Globular Cluster mag 8.3 3.7° Sagittarius
RS Sgr
Medium+
Eclipsing binary, period 2.4d
Variable Star mag 6.16 3.9° Sagittarius
M54
NGC 6715
Easy
Globular cluster — dense ball of ancient stars
Globular Cluster mag 7.6 4.8° Sagittarius
Eta Sgr
Hard
Easy double, sep 3.5″
Double Star mag 3.11 5.3° Sagittarius
C68
NGC 6729
Hard+
Diffuse nebula
Diffuse Nebula mag 10.0 6.7° Corona Australis
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