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- Kappa_Centauri abstract "Kappa Centauri (κ Cen, κ Centauri) is a binary star in the southern constellation of Centaurus. With an apparent visual magnitude of +3.14, it can be viewed with the naked eye on a dark night. Parallax measurements place it at an estimated distance of 380 light-years (120 parsecs) from Earth.This is a spectroscopic binary system where the presence of an orbiting companion is revealed by shifts in the absorption lines caused by the Doppler effect. The primary component is a huge star, with about seven times the Sun's mass and four times the Sun's radius. It has a stellar classification of B2 IV, indicating that it is in the subgiant stage of its stellar evolution. An effective temperature of 19,800 K in the outer envelope is what gives it the blue-white hue of a B-type star.The primary is a candidate Beta Cephei variable that shows line-profile variations in its spectrum. However, the nature of the variability remains uncertain because of the binary nature of the system. As of 2007, the secondary component was separated from the primary by 0.128 arcseconds at a position angle of 156°. It has about 68% of the mass of the primary. This system is a proper motion member of the Upper-Centaurus Lupus sub-group in the Scorpius-Centaurus OB association, the nearest such co-moving association of massive stars to the Sun.In Chinese, 騎官 (Qí Guān), meaning Imperial Guards, refers to an asterism consisting of κ Centauri, γ Lupi, δ Lupi, β Lupi, λ Lupi, ε Lupi, μ Lup, π Lupi, ο Lupi and α Lupi. Consequently, κ Centauri itself is known as 騎官三 (Qí Guān sān, English: the Third Star of Imperial Guards.). From this Chinese name, the name Ke Kwan was appeared.".
- Kappa_Centauri thumbnail Centaurus_IAU.svg?width=300.
- Kappa_Centauri wikiPageID "5110925".
- Kappa_Centauri wikiPageRevisionID "601984313".
- Kappa_Centauri absmagV "–2.2".
- Kappa_Centauri appmagV "+3.14".
- Kappa_Centauri bV "−0.204".
- Kappa_Centauri class "B2 IV".
- Kappa_Centauri component "κ Cen A".
- Kappa_Centauri component "κ Cen B".
- Kappa_Centauri constell Centaurus.
- Kappa_Centauri epoch Epoch_(astronomy).
- Kappa_Centauri hasPhotoCollection Kappa_Centauri.
- Kappa_Centauri luminosity "2500".
- Kappa_Centauri mass "5".
- Kappa_Centauri pError "0.54".
- Kappa_Centauri parallax "8.51".
- Kappa_Centauri propMoDec "−22.51".
- Kappa_Centauri propMoRa "−17.62".
- Kappa_Centauri radialV "+8.0".
- Kappa_Centauri rotationalVelocity "10".
- Kappa_Centauri uB "−0.805".
- Kappa_Centauri variable "Candidate β Cep".
- Kappa_Centauri subject Category:B-type_subgiants.
- Kappa_Centauri subject Category:Bayer_objects.
- Kappa_Centauri subject Category:Centaurus_(constellation).
- Kappa_Centauri subject Category:Spectroscopic_binaries.
- Kappa_Centauri type BayerObjects.
- Kappa_Centauri type BinaryStar109221070.
- Kappa_Centauri type CelestialBody109239740.
- Kappa_Centauri type NaturalObject100019128.
- Kappa_Centauri type Object100002684.
- Kappa_Centauri type PhysicalEntity100001930.
- Kappa_Centauri type SpectroscopicBinaries.
- Kappa_Centauri type Star109444100.
- Kappa_Centauri type Whole100003553.
- Kappa_Centauri type CelestialBody.
- Kappa_Centauri type Star.
- Kappa_Centauri type PhysicalBody.
- Kappa_Centauri comment "Kappa Centauri (κ Cen, κ Centauri) is a binary star in the southern constellation of Centaurus. With an apparent visual magnitude of +3.14, it can be viewed with the naked eye on a dark night. Parallax measurements place it at an estimated distance of 380 light-years (120 parsecs) from Earth.This is a spectroscopic binary system where the presence of an orbiting companion is revealed by shifts in the absorption lines caused by the Doppler effect.".
- Kappa_Centauri label "Kappa Centauri".
- Kappa_Centauri label "Kappa Centauri".
- Kappa_Centauri label "Kappa Centauri".
- Kappa_Centauri label "Kappa Centauri".
- Kappa_Centauri label "Kappa Centauri".
- Kappa_Centauri label "Kappa Centauri".
- Kappa_Centauri label "騎官三".
- Kappa_Centauri sameAs Kappa_Centauri.
- Kappa_Centauri sameAs Kappa_Centauri.
- Kappa_Centauri sameAs Kappa_Centauri.
- Kappa_Centauri sameAs Kappa_Centauri.
- Kappa_Centauri sameAs Kappa_Centauri.
- Kappa_Centauri sameAs Kappa_Centauri.
- Kappa_Centauri sameAs Kappa_Centauri.
- Kappa_Centauri sameAs Kappa_Centauri.
- Kappa_Centauri sameAs m.0d33j1.
- Kappa_Centauri sameAs Q2278229.
- Kappa_Centauri sameAs Q2278229.
- Kappa_Centauri sameAs Kappa_Centauri.
- Kappa_Centauri wasDerivedFrom Kappa_Centauri?oldid=601984313.
- Kappa_Centauri depiction Centaurus_IAU.svg.
- Kappa_Centauri isPrimaryTopicOf Kappa_Centauri.
- Kappa_Centauri name "Kappa Centauri".