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Epsilon Antliae — Star in Antlia

Magnitude 4.5m Star Antlia (Ant) Visible
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Observe

1Physical Properties

Magnitude 4.51
Spectral Type K3IIIa bright giant
Star Color Red (B-V 1.44)
Distance 652 ly

2Position & Identifiers

RA 09h 29m 14.7s
Dec -35° 57' 05.0"
Constellation Antlia (Ant)
HR 3765
HIP 46515
HD 82150
SAO 200416
Bayer Epsilon

3How easy to spot?

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Equipment Bortle 3 Bortle 4 Bortle 5
Naked eye Medium+ Medium Medium
50mm finder Easy Easy Easy
150mm scope Easy Easy Easy
Easy Medium Hard Very hard Impossible

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

4Visibility

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Best season Jan – Mar (peak: Feb)

5Survey Image

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6

Size Comparison

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Spectral Classification

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Hertzsprung-Russell Diagram

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Stellar Lifecycle

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Blackbody Spectrum

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Stellar Absorption Spectrum

Simulated absorption spectrum based on spectral type. Hover over lines to identify elements.

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Stellar Fusion

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Light Travel Time Machine

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Relativistic Travel

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