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DU Eri

HIP 20922 Star Eri Visible Level 2 Small telescope (4")
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Physical Properties

Magnitude 5.60
Variable Type Gamma Cassiopeiae (Eruptive Be Star)
Spectral Type B1Vne
Star Color Blue (B-V -0.23)

Position & Identifiers

RA 04h 29m 06.9s
Dec -13° 02' 54.0"
Constellation Eri
HR 1423
HIP 20922
Variable ID DU Eri

Visibility

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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 Notes

Gamma Cas 5.41 - 5.49V. Expanding circumstellar shell; possibly high velocity mass loss. Equivalent width of H alpha | variable.
Lyman beta observed from COPERNICUS. Expanding circumstellar shell.

Survey Image

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