Kaus Australis

E100934

Kaus Australis is a prominent blue-white giant star in the constellation Sagittarius, notable as one of its brightest and most easily visible members.

All labels observed (5)

Label Occurrences
Kaus Australis canonical 6
Kaus Australe 1
Kaus Australis (traditional name) 1

How this entity was disambiguated

Statements (49)

Predicate Object
instanceOf astronomical object
binary star system
giant star
giant star
main-sequence star
star
hasAlternativeName Epsilon Sagittarii
hasAngularSeparation_arcsec 32
hasApparentMagnitudeV 1.79
hasBayerDesignation ε Sagittarii
hasCatalogIdentifier BD−34 12223
HD 168454
HIP 89931
Epsilon Sagittarii
surface form: HR 6879

SAO 209384
hasChineseName 斗宿四
hasColorIndexBminusV −0.03
hasCompanionMagnitude 14.0
hasComponent Kaus Australis self-linksurface differs
surface form: Kaus Australis A

Kaus Australis self-linksurface differs
surface form: Kaus Australis B
hasConstellation Sagittarius
hasConstellationAbbreviation Sgr
hasDeclination −34° 23′ 05″
hasDistanceFromEarth_ly about 143
hasDistanceFromEarth_pc about 44
hasEffectiveTemperature_K 9800
hasEquinox J2000.0
hasFlamsteedDesignation 20 Sagittarii
hasGalacticLatitude_deg −10.74
hasGalacticLongitude_deg 5.41
hasIAUName Kaus Australis self-link
hasLuminosity_solarLuminosity about 375
hasMass_solarMass about 3.5
hasMetallicity_FeH −0.04
hasParallax_mas 22.34
hasParallaxError_mas 0.18
hasRadialVelocity_kmPerSec −12
hasRadius_solarRadius about 6.8
hasRightAscension 18h 24m 10.3s
hasRotationalVelocity_kmPerSec 236
hasSpectralClass B9.5III
hasTraditionalName Kaus Australis self-link
hasVariableType non-variable
hasVisibility naked-eye
isBrightestStarOf ε Sagittarii
surface form: Sagittarius
isLocatedIn Milky Way
surface form: Milky Way galaxy
isPartOfAsterism the Bow of Sagittarius
isVisibleFrom both hemispheres
nameEtymology from Arabic "qaws" meaning "bow" and Latin "australis" meaning "southern"

How these facts were elicited

Referenced by (10)

Full triples — surface form annotated when it differs from this entity's canonical label.

Sagittarius brightStar Kaus Australis
the Teapot hasPart Kaus Australis
Epsilon Sagittarii otherName Kaus Australis
Epsilon Sagittarii otherName Kaus Australis
this entity surface form: Kaus Australe
Epsilon Sagittarii otherName Kaus Australis
this entity surface form: Kaus Australis (traditional name)
Epsilon Sagittarii hasIAUApprovedName Kaus Australis
Kaus Australis hasComponent Kaus Australis self-linksurface differs
this entity surface form: Kaus Australis A
Kaus Australis hasComponent Kaus Australis self-linksurface differs
this entity surface form: Kaus Australis B
Kaus Australis hasTraditionalName Kaus Australis self-link
Kaus Australis hasIAUName Kaus Australis self-link