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IC 239 — Galaxy in Andromeda

Galaxy Fair (30/100)
Magnitude 11.2m Galaxy Andromeda (And) Visible
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1Properties

Magnitude 11.2
Angular Size 4.6 arcmin
vF spiral, F stellar N

Position & Identifiers

RA 02h 36m 30.0s
Dec +38° 58' 00.0"
Constellation Andromeda (And)
Catalog IC 239

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+ Hard
C8 203mm Medium Hard+ Hard+
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 Sep – Nov (peak: Oct)

4 Eyepiece View

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125x TFOV: 0.4° Lim. mag: 13.6
N E

IC 239 · 4.6′×4.6′ · N up, E left

5 Best Magnification

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6 Surface Brightness

7 Size Comparator

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