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gptkbp:instanceOf
|
gptkb:star
|
|
gptkbp:age
|
~150 million years
|
|
gptkbp:apparentMagnitude
|
1.35
|
|
gptkbp:declination
|
+11° 58′ 02″
|
|
gptkbp:diameter
|
3.9 solar radii
|
|
gptkbp:discoveredBy
|
ancient astronomers
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gptkbp:distanceFromEarth
|
79 light years
|
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gptkbp:hasCompanion
|
gptkb:Regulus_Ab
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Regulus A
|
|
gptkbp:locatedIn
|
constellation Leo
|
|
gptkbp:luminosity
|
288 times solar luminosity
|
|
gptkbp:mass
|
3.8 solar masses
|
|
gptkbp:metallicity
|
[Fe/H] = -0.52
|
|
gptkbp:notableFeature
|
one of the brightest stars in the night sky
brightest star in Leo
rapid rotation causes oblate shape
|
|
gptkbp:otherName
|
gptkb:HD_87901
gptkb:HIP_49669
gptkb:HR_3982
gptkb:Alpha_Leonis_A
|
|
gptkbp:parallax
|
41.13 mas
|
|
gptkbp:partOf
|
gptkb:Regulus_system
|
|
gptkbp:platform
|
binary star system
|
|
gptkbp:properMotionRA
|
-249.93 mas/yr
5.59 mas/yr
|
|
gptkbp:rightAscension
|
10h 08m 22.3s
|
|
gptkbp:rotationPeriod
|
~320 km/s
|
|
gptkbp:spectralType
|
B7V
|
|
gptkbp:temperature
|
12,460 K
|
|
gptkbp:variableStar
|
no
|
|
gptkbp:bfsParent
|
gptkb:Regulus
|
|
gptkbp:bfsLayer
|
5
|