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Epsilon Oct

Observable Variable Star Excellent (66/100)

Range: 4.6 - 5.3, Period: 55.0d, Type: SR

HIP 110256; Epsilon Oct VariableStar Oct Visible Level 2 Small telescope (4") - Monitor brightness changes
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Physical Properties

Magnitude 5.10
Variable Type Semi-Regular Variable
Spectral Type M5III
Star Color Red (B-V 1.47)

Position & Identifiers

RA 22h 20m 01.5s
Dec -80° 26' 23.0"
Constellation Oct
HR 8481
HIP 110256
Bayer Epsilon
Variable ID Eps Oct

Visibility

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Comparison Stars

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Stellar Lifecycle

Spectral Classification

Hertzsprung-Russell Diagram

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Blackbody Spectrum

Stellar Absorption Spectrum

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

Stellar Notes

SRb 4.58 - 5.30V, about 55d. Also called BO Oct.
Zeta Her group.

Survey Image

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