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NGC 5764 — Open Cluster in Lupus

Open Cluster Fair (30/100)
Magnitude 13.0m OpenCluster Lupus (Lup) Visible
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1Properties

Magnitude 13.0
Angular Size 4.2′
Cl, vF, vS, vC

Position & Identifiers

RA 14h 53m 32.2s
Dec -52° 40' 13.8"
Constellation Lupus (Lup)
Catalog NGC 5764

2How easy to spot?

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

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

Medium on Seestar S50

3Visibility

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Best season Mar – May (peak: Apr)

4 Eyepiece View

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125x TFOV: 0.4° Lim. mag: 13.6
N E

NGC 5764 · 4.2′ diameter

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.

NGC 5749
Easy
Open cluster
Open Cluster mag 9.0 2.0° Lupus
NGC 5822
Easy
Open cluster
Open Cluster mag 7.0 2.4° Lupus
Zeta Lup
Easy
Easy double, sep 71.7″
Double Star mag 3.41 2.9° Lupus
NGC 5823
Easy
Open cluster
Open Cluster mag 7.9 3.4° Circinus
NGC 5662
Easy
Rich open cluster
Open Cluster mag 5.5 4.7° Centaurus
V Cen
Medium+
Pulsating variable, period 5.5d
Variable Star mag 6.93 5.2° Centaurus
NGC 5927
Easy
Globular cluster — dense ball of ancient stars
Globular Cluster mag 8.3 5.7° Lupus
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