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IC 1611 — Open Cluster in Tucana

Open Cluster Fair (23/100)
Magnitude 12.0m OpenCluster Tucana (Tuc) Visible
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1Properties

Magnitude 11.96
Angular Size 1.5′
vF, bM

Position & Identifiers

RA 00h 59m 47.9s
Dec -72° 19' 56.3"
Constellation Tucana (Tuc)
Catalog IC 1611

2How easy to spot?

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Telescope Bortle 3 Bortle 4 Bortle 5
80mm refr. Hard V. hard+ V. hard
150mm Newt. Medium Hard+ Hard
C8 203mm Medium+ Medium 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 Aug – Oct (peak: Sep)

4 Eyepiece View

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125x TFOV: 0.4° Lim. mag: 13.6
N E

IC 1611 · 1.5′ 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.

IC 1612
Hard+
Open cluster
Open Cluster mag 12.31 0.0° Tucana
NGC 330
Easy
Open cluster
Open Cluster mag 9.6 0.3° Tucana
NGC 376
Medium+
Open cluster
Open Cluster mag 10.90 0.6° Tucana
NGC 416
Medium+
Compact globular cluster
Globular Cluster mag 11.0 0.6° Tucana
NGC 411
Hard+
Open cluster
Open Cluster mag 12.10 0.8° Tucana
NGC 406
Hard+
Barred spiral galaxy
Galaxy mag 12.0 2.5° Tucana
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