HU Tau
Observable Variable Star
Excellent (71/100)
Range: 5.9 - 6.7, Period: 2.1d, Type: EA
HIP 21604
VariableStar
Tau
Visible
Level 2
Small telescope (4") - Monitor brightness changes
Physical Properties
Magnitude
5.92
Variable Type
Eclipsing Binary (Algol-type)
Spectral Type
B8V
Star Color
Blue-white
(B-V -0.05)
Position & Identifiers
RA
04h 38m 15.8s
Dec
+20° 41' 05.0"
Constellation
Tau
HR
1471
HIP
21604
Variable ID
HU Tau
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Visibility
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Comparison Stars for HU Tau (5.9–6.7)
Nearby stable stars for estimating brightness (AAVSO)
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Multiple Star System
Separation
0.0″
Star Colors
A: Blue-white
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
EA 5.92 - 6.7V, 2.056302d, period possibly variable.
6.0, 7.5v, sep. 0.0004", 2.0563d, K 65.4k/s, V0 -2.3k/s, asini 1.85. Masses 4 and 1.2 solar.
Survey Image
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