Alpha Tuc
HIP 110130; Alpha Tuc
Star
Tuc
Visible
Level 1
Naked eye / Binoculars
Physical Properties
Magnitude
2.86
Spectral Type
K3III
Star Color
Red
(B-V 1.39)
Distance
199 ly
Position & Identifiers
RA
22h 18m 30.1s
Dec
-60° 15' 35.0"
Constellation
Tuc
HR
8502
HIP
110130
Bayer
Alpha
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Visibility
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Multiple Star System
Separation
0.1″
Star Colors
A: Red
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 Fusion
Stellar Notes
A* 2.85 K3III, 11.5y, a = 0.049".
4197.7d, K 7.2k/s, V0 +42.2k/s, asini 383.
Survey Image
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