Epsilon Equ

HIP 103569; Epsilon Equ; 1 Equ DoubleStar Equ Visible Level 6 Professional/Research - Requires steady seeing

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Physical Properties

Magnitude 5.23

Spectral Type F6IV

Star Color Yellow (B-V 0.46)

Distance 155 ly

Position & Identifiers

RA 20h 59m 04.4s

Dec +04° 17' 37.0"

Constellation Equ

HR 8034

HIP 103569

Bayer Epsilon

Flamsteed 1 Equ

Double Cat 14499

Visibility

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Multiple Star System

Components 4

Component IDs AB

Separation 0.1″

Companion Mag 6.3

Companion Sp dF4

Position Angle 109°

Star Colors A: Yellow B: Yellow-white

Discoverer STF2737

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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Stellar Fusion

Stellar Notes

Double Star

AB 6.0 F5IV, 6.3 F7IV, 101.485y, a = 0.647". Combined mag., colors. Component C, 7.2v G0V at 11", CPM.

Spectroscopic Binary

2.0313d, K 15.8k/s, V0 +7.8k/s, asini 0.435.

Dynamical

0.020".

Survey Image

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