Epsilon Centauri

E760408

Epsilon Centauri is a bright blue-white giant star in the southern constellation Centaurus, visible to the naked eye and notable as one of its prominent stellar members.

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Statements (46)

Predicate Object
instanceOf star
absoluteMagnitudeV ~−4.5
age_Myr ~15
apparentMagnitude 2.30
bayerDesignation Epsilon Centauri NERFINISHED
ε Centauri NERFINISHED
belongsToAsterism Centaurus constellation pattern
catalogIdentifier HD 123139 NERFINISHED
HIP 68933 NERFINISHED
HR 5267 NERFINISHED
color blue-white
constellation Centaurus NERFINISHED
coreFusion helium-burning or late hydrogen-shell-burning
declination −53° 27′ 59″
distanceFromEarth_ly ~380
distanceFromEarth_pc ~116
dominantEmission photospheric
effectiveTemperature_K ~25,000
equatorialCoordinateSystem J2000
evolutionaryStage post-main-sequence
galacticLatitude_deg ~+5
galacticLongitude_deg ~309
hasColorIndex_BminusV ~−0.22
hasColorIndex_UminusB ~−0.95
hasCompanionsDetected false
hemisphereVisibility southern sky
locatedIn Milky Way
Solar neighborhood
luminosity_solar ~10,000
luminosityClass III
mass_solar ~12
metallicity_FeH near-solar
notableFeature prominent bright member of Centaurus
observedFrom Earth NERFINISHED
parallax_mas ~8.6
properMotionDec_masPerYr ~−13
properMotionRA_masPerYr ~−33
radialVelocity_kmPerSec ~+3
radius_solar ~10
rightAscension 13h 39m 53s
rotationalVelocity_kmPerSec high
spectralClass B1III
surfaceGravity_logg ~3.5
variableStar false
visibleBestInMonth May
visibleToNakedEye true

Referenced by (1)

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

Centaurus containsStar Epsilon Centauri