Epsilon Ara

HIP 83431; Epsilon2 Ara

HIP 83431; Epsilon2 Ara DoubleStar Ara Visible Level 3 Medium telescope (6-8") - Requires steady seeing

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Physical Properties

Magnitude 5.29

Spectral Type F6V

Star Color Yellow (B-V 0.48)

Distance 83.6 ly

Position & Identifiers

RA 17h 03m 08.8s

Dec -53° 14' 13.0"

Constellation Ara

HR 6314

HIP 83431

Bayer Epsilon2

Visibility

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Multiple Star System

Separation 46.1″

Companion Mag 13.8

Position Angle 18°

Star Colors A: Yellow B: Orange

Discoverer HDO 263

Eyepiece View

Telescope Eyepiece

80x Dawes: 1.9″ TFOV: 0.6°

Seeing

Scale Realistic = true angular size

Sep: 46.1″ · PA: 18° · N up, E left

Resolved · Rayleigh: 2.3″ · Dawes: 1.9″ · Eff: 3.1″

Size Comparison

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Stellar Lifecycle

Spectral Classification

Hertzsprung-Russell Diagram

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Blackbody Spectrum

Stellar Absorption Spectrum

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