RY Dra
Excellent (70/100)
HR 9116
VariableStar
Dra
Visible
Level 1
Naked eye / Binoculars - Monitor brightness changes
Physical Properties
Magnitude
5.90
Range
5.9 - 8.0
Period
300 days
Variable Type
Semi-Regular Variable (Late-type Giant)
Spectral Type
C
Star Color
Red
(B-V 3.00)
Position & Identifiers
RA
12h 56m 26.0s
Dec
+66° 00' 11.0"
Constellation
Dra
HR
9116
Variable ID
RY Dra
Visibility
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Light Curve
Comparison Stars for RY Dra (5.9–8.0)
Nearby stable stars for estimating brightness (AAVSO)
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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
Carbon star; Period 173d
Carbon star
Survey Image
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