|
gptkbp:instanceOf
|
gptkb:star
|
|
gptkbp:age
|
7.1 billion years
|
|
gptkbp:alsoKnownAs
|
gptkb:Arcturus
|
|
gptkbp:apparentMagnitude
|
-0.05
|
|
gptkbp:BayerDesignation
|
gptkb:Alpha_Boötis
|
|
gptkbp:catalogue
|
gptkb:Henry_Draper_Catalogue
gptkb:Hipparcos_Catalogue
gptkb:Bright_Star_Catalogue
|
|
gptkbp:catalogueNumber
|
gptkb:BD+19_2777
gptkb:FK5_526
gptkb:GJ_541
gptkb:HD_124897
gptkb:HIP_69673
gptkb:HR_5340
ADS 8813 A
GC 19210
LHS 46
SAO 65615
WDS J14159+1911A
|
|
gptkbp:colorIndexB-V
|
1.45
1.23
|
|
gptkbp:constellation
|
gptkb:Boötes
|
|
gptkbp:declination
|
+19° 10′ 56″
|
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gptkbp:diameter
|
25.4 solar radii
|
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gptkbp:discoveredBy
|
ancient astronomers
|
|
gptkbp:distanceFromEarth
|
36.7 light years
|
|
gptkbp:FlamsteedDesignation
|
16 Boötis
|
|
gptkbp:galacticLatitude
|
16.97°
69.1°
|
|
gptkbp:hasExoplanet
|
no
|
|
gptkbp:heliumFusion
|
yes
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
HD 124897
|
|
gptkbp:isFourthBrightestStar
|
true
|
|
gptkbp:isRedGiant
|
true
|
|
gptkbp:luminosity
|
170 solar luminosities
|
|
gptkbp:mass
|
1.08 solar masses
|
|
gptkbp:metallicity
|
[Fe/H] = -0.52
|
|
gptkbp:notableFor
|
one of the brightest stars in the night sky
brightest star in Boötes
|
|
gptkbp:parallax
|
88.83 mas
|
|
gptkbp:properMotionRA
|
-1093.39 mas/yr
-1999.85 mas/yr
|
|
gptkbp:radialVelocity
|
-5.19 km/s
|
|
gptkbp:rightAscension
|
14h 15m 39.7s
|
|
gptkbp:spectralType
|
K1.5III
|
|
gptkbp:temperature
|
4286 K
|
|
gptkbp:variableStar
|
no
|
|
gptkbp:visibleToNakedEye
|
true
|
|
gptkbp:bfsParent
|
gptkb:Arcturus
|
|
gptkbp:bfsLayer
|
7
|