U Hya
Observable Variable Star
Excellent (60/100)
Range: 7.0 - 9.2, Period: 450.0d, Type: SR
HIP 52009
VariableStar
Hya
Visible
Level 2
Small telescope (4") - Monitor brightness changes
Physical Properties
Magnitude
4.82
Variable Type
Semi-Regular Variable
Spectral Type
C5II
Star Color
Red
(B-V 2.68)
Position & Identifiers
RA
10h 37m 33.2s
Dec
-13° 23' 04.0"
Constellation
Hya
HR
4163
HIP
52009
Variable ID
U Hya
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Visibility
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Comparison Stars for U Hya (7.0–9.2)
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 7.0 - 9.2p, 7.0 - 9.4B, about 450d. Amp. 0.12V in one cycle in 1971.
Technetium star.
Survey Image
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