|
gptkbp:instanceOf
|
gptkb:star
|
|
gptkbp:age
|
100-400 million years
|
|
gptkbp:alsoKnownAs
|
gptkb:Denebola
gptkb:Beta_Leonis
|
|
gptkbp:apparentMagnitude
|
2.14
|
|
gptkbp:BayerDesignation
|
gptkb:β_Leo
|
|
gptkbp:catalogueNumber
|
gptkb:FK5_419
gptkb:GC_16139
gptkb:GJ_448
gptkb:HR_4534
gptkb:LTT_13032
gptkb:PLX_2822
gptkb:WDS_11490+1434
gptkb:BD+15_2383
gptkb:HIP_57632
gptkb:SAO_99813
PPM 129181
|
|
gptkbp:colorIndexB-V
|
+0.09
+0.08
|
|
gptkbp:constellation
|
gptkb:Leo
|
|
gptkbp:declination
|
+14° 34′ 19.43″
|
|
gptkbp:diameter
|
1.728 solar radii
|
|
gptkbp:discoveredBy
|
ancient astronomers
|
|
gptkbp:distanceFromEarth
|
36 light years
|
|
gptkbp:FlamsteedDesignation
|
gptkb:94_Leo
|
|
gptkbp:hasDebrisDisk
|
yes
|
|
gptkbp:hasExoplanet
|
no
|
|
gptkbp:hasInfraredExcess
|
yes
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
HD 102647
|
|
gptkbp:isMainSequenceStar
|
yes
|
|
gptkbp:isSecondBrightestStarIn
|
gptkb:Leo
|
|
gptkbp:isSingleStar
|
yes
|
|
gptkbp:luminosity
|
15.0 solar luminosities
|
|
gptkbp:mass
|
1.78 solar masses
|
|
gptkbp:metallicity
|
-0.03 [Fe/H]
|
|
gptkbp:parallax
|
90.03 mas
|
|
gptkbp:partOf
|
gptkb:Spring_Triangle_asterism
Leo constellation outline
|
|
gptkbp:properMotionRA
|
+86.13 mas/yr
-249.41 mas/yr
|
|
gptkbp:rightAscension
|
11h 49m 03.578s
|
|
gptkbp:rotationPeriod
|
128 km/s
|
|
gptkbp:spectralType
|
A3Va
|
|
gptkbp:temperature
|
8,500 K
|
|
gptkbp:variableStar
|
no
|
|
gptkbp:visibleToNakedEye
|
yes
|
|
gptkbp:bfsParent
|
gptkb:Denebola
|
|
gptkbp:bfsLayer
|
6
|