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IC 2231 — Galaxy in Canis Minor

Galaxy Modest (19/100)

Elliptical

Magnitude 15.0m Galaxy Canis Minor (CMi) Visible
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1Properties

Magnitude 15.0
Angular Size 1.7′
Position Angle 120°
Distance 424.98 million ly
Galaxy Type Elliptical (E)
F, vS, R, dif, *14 att

Position & Identifiers

RA 08h 11m 00.0s
Dec +05° 04' 60.0"
Constellation Canis Minor (CMi)
Catalog IC 2231

2How easy to spot?

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

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

Stretch on Seestar S50

3Visibility

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Best season Dec – Feb (peak: Jan)

4 Eyepiece View

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125x TFOV: 0.4° Lim. mag: 13.6
N E

IC 2231 · 1.7′×1.7′ · N up, E left

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6 Surface Brightness

7 Morphology Decoder

8 Redshift

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10

Light Travel Time Machine

11

Relativistic Travel

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