Kocab
HIP 72607; Beta UMi; 7 UMi
Physical Properties
Magnitude
2.08
Spectral Type
K4- III
Star Color
Red
(B-V 1.47)
Distance
131 ly
Position & Identifiers
RA
14h 50m 42.3s
Dec
+74° 09' 20.0"
Constellation
Ursa Minor
(UMi)
HR
5563
HIP
72607
Bayer
Beta
Flamsteed
7 UMi
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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 Fusion
Exoplanets
1 known planet
| Planet | Radius | Mass | Period | Distance |
|---|---|---|---|---|
| bet UMi b | 12.70R⊕ | 6.10M♃ | 1.4yr | 126ly |
Habitable Zone
Size & Mass Comparison
Stellar Notes
KOCAB; Kochab; Kochah; with HR 5735 called "Guards of the Pole."
Light Travel Time Machine
Relativistic Travel
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