|
gptkbp:instanceOf
|
gptkb:star
binary star system
|
|
gptkbp:apparentMagnitude
|
1.87
-3.49
|
|
gptkbp:BayerDesignation
|
θ Scorpii
|
|
gptkbp:catalogueNumber
|
gptkb:HIP_84379
CD-42 11262
HD 155515
HR 6380
SAO 227867
|
|
gptkbp:colorIndexB-V
|
+0.22
+0.32
|
|
gptkbp:component
|
Theta Scorpii A
Theta Scorpii B
|
|
gptkbp:constellation
|
gptkb:Scorpius
|
|
gptkbp:declination
|
-42° 59′ 52″
|
|
gptkbp:diameter
|
about 26 solar radii
|
|
gptkbp:discoveredBy
|
known since antiquity
|
|
gptkbp:distanceFromEarth
|
approximately 300 light-years
|
|
gptkbp:evolutionaryStage
|
bright giant
|
|
gptkbp:FlamsteedDesignation
|
gptkb:12_Scorpii
|
|
gptkbp:hasViewOf
|
gptkb:Southern_Hemisphere
low northern latitudes
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Theta Scorpii
|
|
gptkbp:IAUApprovedName
|
gptkb:Sargas
|
|
gptkbp:luminosity
|
about 1,480 times solar luminosity
|
|
gptkbp:mass
|
about 5.7 solar masses
|
|
gptkbp:metallicity
|
[Fe/H] ≈ -0.13
|
|
gptkbp:otherName
|
gptkb:Sargas
|
|
gptkbp:parallax
|
10.18 mas
|
|
gptkbp:properMotionRA
|
-17.37 mas/yr
-42.23 mas/yr
|
|
gptkbp:radialVelocity
|
-4.6 km/s
|
|
gptkbp:rightAscension
|
17h 37m 19.1s
|
|
gptkbp:rotationPeriod
|
125 km/s
|
|
gptkbp:separates
|
6.470 arcseconds (between A and B)
|
|
gptkbp:spectralType
|
F1II
|
|
gptkbp:temperature
|
6,200 K
|
|
gptkbp:variableStar
|
no
|
|
gptkbp:bfsParent
|
gptkb:Scorpii
gptkb:Sargas
|
|
gptkbp:bfsLayer
|
7
|