TW Hor
Observable Variable Star
Good (54/100)
Range: 5.5 - 6.0, Period: 158.0d, Type: SR
HIP 14930
VariableStar
Hor
Visible
Level 2
Small telescope (4") - Monitor brightness changes
Physical Properties
Magnitude
5.74
Variable Type
Semi-Regular Variable
Spectral Type
C5II
Star Color
Red
(B-V 2.28)
Position & Identifiers
RA
03h 12m 33.2s
Dec
-57° 19' 18.0"
Constellation
Hor
HR
977
HIP
14930
Variable ID
TW Hor
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Visibility
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Comparison Stars for TW Hor (5.5–6.0)
Nearby stable stars for estimating brightness (AAVSO)
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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
SRb 5.52 - 5.95V, about 158d.
Also classified C7,2 (N0).
Survey Image
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