BD−34 12223

E459129

BD−34 12223 is a stellar catalog designation corresponding to Kaus Australis, the brightest star in the constellation Sagittarius.

All labels observed (2)

Label Occurrences
BD−34 12223 canonical 2
BD−34 12223 B 1

How this entity was disambiguated

Statements (47)

Predicate Object
instanceOf astronomicalObject
star
alsoKnownAs Epsilon Sagittarii
Kaus Australis
apparentMagnitudeV 1.79
approvedByIAU true
BayerDesignation Epsilon Sagittarii
belongsToConstellationFamily Zodiac
catalogDesignation BD−34 12223
colorIndexB−V −0.02
component BD−34 12223 A
BD−34 12223 B
linked to: BD−34 12223
constellation Sagittarius
declination −34° 23′ 05″
distanceFromEarth about 146 light-years
about 45 parsecs
effectiveTemperature about 9600 K
equatorialCoordinateSystem ICRS
FlamsteedDesignation 20 Sagittarii
galacticLatitude −10.7 degrees
galacticLongitude 6.0 degrees
galacticPopulation thinDisk
hasCompanionType main-sequenceStar
hasTraditionalName Kaus Australis
HenryDraperDesignation HD 181869
HipparcosDesignation HIP 95241
HRDesignation HR 7355
IAUApprovalYear 2016
IAUName Kaus Australis
isBinarySystem true
isBrightestStarIn Sagittarius
isPartOfAsterism Teapot (Sagittarius)
linked to: Teapot asterism
locatedIn Milky Way
luminosity about 375 timesSolar
luminosityClass III
mass about 3.5 solarMasses
parallax 22.39 mas
properMotionDec −185 mas/yr
properMotionRA +44 mas/yr
radialVelocity −11 km/s
radius about 6 solarRadii
rightAscension 18h 24m 10.3s
rotationalVelocity 236 km/s
SAODesignation SAO 210452
spectralClass B-type
spectralType B9.5 III
traditionalNameOrigin Arabic

How these facts were elicited

Referenced by (3)

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

Kaus Australis hasCatalogIdentifier BD−34 12223
BD−34 12223 catalogDesignation BD−34 12223
BD−34 12223 component BD−34 12223 B
linked to: BD−34 12223