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NGC 6284 — Globular Cluster in Ophiuchus

Globular Cluster Good (46/100)
Magnitude 9.0m GlobularCluster Ophiuchus (Oph) Visible
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1Properties

Magnitude 9.0
Angular Size 6.6′
glob. cl. , B, L, R, CM, rrr, st 16...

Position & Identifiers

RA 17h 04m 30.0s
Dec -24° 46' 00.0"
Constellation Ophiuchus (Oph)
Catalog NGC 6284

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 6284 · 6.6′ 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.

M19
NGC 6273
Easy
Globular cluster — dense ball of ancient stars
Globular Cluster mag 6.8 1.6° Ophiuchus
NGC 6287
Easy
Globular cluster — dense ball of ancient stars
Globular Cluster mag 9.2 2.1° Ophiuchus
NGC 6293
Easy
Globular cluster — dense ball of ancient stars
Globular Cluster mag 8.2 2.2° Ophiuchus
Guniibuu
HIP 84405; 36 Ophiuchi
Easy
Easy double, sep 5.2″
Double Star mag 5.07 3.1° Ophiuchus
NGC 6325
Medium+
Globular cluster — dense ball of ancient stars
Globular Cluster mag 10.7 3.2° Ophiuchus
IC 4605
Medium+
Reflection nebula around a bright star
Reflection Nebula mag 4.70 7.8° Scorpius
V1010 Oph
Medium+
Eclipsing binary, period 15.9h
Variable Star mag 6.10 9.8° Ophiuchus
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