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Alpha Scl

HIP 4577; Alpha Scl Star Scl Visible Level 2 Small telescope (4")
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Physical Properties

Magnitude 4.31
Spectral Type B7IIIp
Star Color Blue (B-V -0.16)

Position & Identifiers

RA 00h 58m 36.4s
Dec -29° 21' 27.0"
Constellation Scl
HR 280
HIP 4577
Bayer Alpha

Visibility

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Size Comparison

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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

Possible periodicities: 19.4, 16.7, 0.95, 0.49d.
About 100y, K 6k/s, asini 4000 solar radii. Companion suspected of being black hole.
Weak helium-line star. Also classified B8IIIp. Circumstellar cloud.

Survey Image

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