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gptkbp:instanceOf
|
gptkb:star
stellar classification
|
|
gptkbp:age
|
~2 million years
|
|
gptkbp:apparentMagnitude
|
2.82
|
|
gptkbp:BayerDesignation
|
gptkb:τ_Scorpii
|
|
gptkbp:catalogue
|
gptkb:FK5_3322
gptkb:BD-28_4216
gptkb:GC_22210
gptkb:GSC_06833-01813
gptkb:HD_149438
gptkb:HIP_81377
gptkb:HR_6215
gptkb:NSV_7962
gptkb:PLX_3772
gptkb:SAO_184124
gptkb:WDS_J16359-2813
CD-28 12222
PPM 263726
|
|
gptkbp:constellation
|
gptkb:Scorpius
|
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gptkbp:declination
|
-28° 12′ 57″
|
|
gptkbp:diameter
|
~6.5 solar radii
|
|
gptkbp:distanceFromEarth
|
430 light years
|
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gptkbp:evolutionaryStage
|
gptkb:main_sequence
|
|
gptkbp:heliumAbundance
|
enhanced
|
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gptkbp:heliumRich
|
yes
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Tau Scorpii
|
|
gptkbp:luminosity
|
~20,400 times Sun
|
|
gptkbp:magneticFieldStrength
|
yes
~500 G
|
|
gptkbp:mass
|
~15 solar masses
|
|
gptkbp:metallicity
|
~solar
|
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gptkbp:name
|
gptkb:Tau_Scorpii
|
|
gptkbp:notableFor
|
high temperature
youthful age
strong stellar wind
member of Upper Scorpius subgroup
unusual magnetic field
|
|
gptkbp:parallax
|
7.57 mas
|
|
gptkbp:partOf
|
gptkb:Scorpius–Centaurus_Association
|
|
gptkbp:radialVelocity
|
-1.0 km/s
|
|
gptkbp:rightAscension
|
16h 35m 52.9s
|
|
gptkbp:rotationPeriod
|
75 km/s
|
|
gptkbp:spectralType
|
B0.2V
|
|
gptkbp:temperature
|
~31,400 K
|
|
gptkbp:variableStar
|
no
|
|
gptkbp:XRaySource
|
yes
|
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gptkbp:bfsParent
|
gptkb:Scorpius_constellation
|
|
gptkbp:bfsLayer
|
6
|