|
gptkbp:instanceOf
|
gptkb:star
|
|
gptkbp:apparentMagnitude
|
0.61
|
|
gptkbp:BayerDesignation
|
gptkb:β_Centauri
|
|
gptkbp:catalogue
|
gptkb:Henry_Draper_Catalogue
|
|
gptkbp:catalogueNumber
|
gptkb:HD_122451
|
|
gptkbp:component
|
gptkb:Beta_Centauri_Aa
gptkb:Beta_Centauri_Ab
gptkb:Beta_Centauri_B
binary star system
|
|
gptkbp:constellation
|
gptkb:Centaurus
|
|
gptkbp:declination
|
-60° 22′ 22.7″
|
|
gptkbp:diameter
|
8.4 solar radii
|
|
gptkbp:discoveredBy
|
gptkb:John_Herschel
|
|
gptkbp:discoveredIn
|
1834
|
|
gptkbp:distanceFromEarth
|
390 light years
|
|
gptkbp:FlamsteedDesignation
|
gptkb:H_Centauri
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
HD 122451
|
|
gptkbp:luminosity
|
20,000 times Sun
|
|
gptkbp:mass
|
12 solar masses
|
|
gptkbp:notableFor
|
one of the brightest stars in the southern sky
|
|
gptkbp:numberOfConstituents
|
3
|
|
gptkbp:otherName
|
gptkb:Beta_Centauri
|
|
gptkbp:parallax
|
8.02 mas
|
|
gptkbp:properMotionRA
|
-22.14 mas/yr
-33.18 mas/yr
|
|
gptkbp:radialVelocity
|
+10.0 km/s
|
|
gptkbp:rightAscension
|
13h 55m 32.38s
|
|
gptkbp:spectralType
|
B1III
|
|
gptkbp:temperature
|
25,000 K
|
|
gptkbp:variableStar
|
gptkb:Beta_Cephei_variable
|
|
gptkbp:visibleToNakedEye
|
yes
|
|
gptkbp:bfsParent
|
gptkb:FK5_534
gptkb:Beta_Centauri
gptkb:Hadar
|
|
gptkbp:bfsLayer
|
6
|