α Scorpii

GPTKB entity

Statements (50)
Predicate Object
gptkbp:instanceOf gptkb:star
variable star
red supergiant
gptkbp:age ~12 million years
gptkbp:apparentMagnitude 0.96
gptkbp:arabicName gptkb:Qalb_al-ʿAqrab
gptkbp:BayerDesignation gptkb:α_Scorpii
gptkbp:brightestStar gptkb:Scorpius
gptkbp:catalogue gptkb:Hipparcos_Catalogue
gptkb:Bright_Star_Catalogue
gptkbp:constellation gptkb:Scorpius
gptkbp:culturalSignificance gptkb:Heart_of_the_Scorpion
gptkbp:declination −26° 25′ 55″
gptkbp:diameter ~680 solar radii
gptkbp:discoveredBy ancient astronomers
gptkbp:distanceFromEarth ~550 light years
gptkbp:eclipticLatitude 4.6°
gptkbp:expansion will become supernova
gptkbp:hasChineseName 心宿二 (Xīnxiù'èr)
gptkbp:hasCompanion gptkb:Antares_B
gptkbp:hasExoplanet no
gptkbp:hasStellarWind yes
gptkbp:hasViewOf naked eye
https://www.w3.org/2000/01/rdf-schema#label α Scorpii
gptkbp:isSupergiant yes
gptkbp:isVariable yes
gptkbp:JapaneseName 心宿二 (Shinshuku-ni)
gptkbp:luminosity ~75,900 times Sun
gptkbp:mass ~12 solar masses
gptkbp:metallicity −0.15 [Fe/H]
gptkbp:name gptkb:Antares
gptkbp:otherDesignation gptkb:2MASS_J16292440-2625552
gptkb:BD−26°_4118
gptkb:FK5_611
gptkb:HD_148478
gptkb:HIP_80763
gptkb:HR_6134
gptkb:SAO_184415
gptkbp:parallax 5.89 mas
gptkbp:partOf gptkb:Scorpius_constellation
gptkbp:properMotionRA −10.16 mas/yr
−23.21 mas/yr
gptkbp:radialVelocity −3.4 km/s
gptkbp:rightAscension 16h 29m 24.4s
gptkbp:spectralType M1.5Iab-Ib
gptkbp:temperature ~3,500 K
gptkbp:variableType LC (slow irregular variable)
gptkbp:英文名 gptkb:Άνταρης
gptkbp:bfsParent gptkb:Antares
gptkbp:bfsLayer 5