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gptkbp:instanceOf
|
gptkb:star
|
|
gptkbp:alsoKnownAs
|
gptkb:Acrux
|
|
gptkbp:apparentMagnitude
|
0.76
|
|
gptkbp:BayerDesignation
|
α Crucis
|
|
gptkbp:catalogueNumber
|
gptkb:SAO_252582
gptkb:CD−63°1207
gptkb:HD_108248
gptkb:HIP_61084
gptkb:HR_4729
gptkb:WDS_J12267-6306A
2MASS J12263582-6305560
CPD−63°2495
GC 16936
GSC 09002-01813
TYC 9002-1813-1
WDS J12267-6306B
WDS J12267-6306C
|
|
gptkbp:component
|
Alpha Crucis A
Alpha Crucis B
Alpha Crucis C
|
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gptkbp:constellation
|
gptkb:Crux
|
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gptkbp:declination
|
-63° 05′ 56″
|
|
gptkbp:distanceFromEarth
|
321 light years
|
|
gptkbp:firstCataloguedBy
|
gptkb:Nicolas_Louis_de_Lacaille
|
|
gptkbp:hasViewOf
|
gptkb:Southern_Hemisphere
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Alpha Crucis
|
|
gptkbp:luminosity
|
16,000 times Sun (B)
25,000 times Sun (A)
|
|
gptkbp:mass
|
15.5 solar masses (B)
18 solar masses (A)
|
|
gptkbp:notableFor
|
one of the brightest stars in the night sky
brightest star in Crux
|
|
gptkbp:parallax
|
10.13 mas
|
|
gptkbp:partOf
|
gptkb:Southern_Cross
|
|
gptkbp:properMotionRA
|
-35.83 mas/yr
-14.89 mas/yr
|
|
gptkbp:radialVelocity
|
+15 km/s
|
|
gptkbp:rightAscension
|
12h 26m 35.9s
|
|
gptkbp:spectralType
|
B0.5IV+B1V
|
|
gptkbp:temperature
|
28,000 K (A)
28,000 K (B)
|
|
gptkbp:variableStar
|
no
|
|
gptkbp:bfsParent
|
gptkb:Acrux
|
|
gptkbp:bfsLayer
|
6
|