Epsilon Telescopii

E485917

Epsilon Telescopii is a prominent star in the southern constellation Telescopium, visible to the naked eye.

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Statements (46)

Predicate Object
instanceOf astronomicalObject
star
absoluteMagnitudeV −0.9
age_Gyr ~0.4
apparentMagnitudeV 4.52
bayerDesignation Epsilon Telescopii NERFINISHED
ε Telescopii NERFINISHED
belongsToConstellationFamily HerculesFamily NERFINISHED
catalogIdentifier BD−45 11505 NERFINISHED
CD−45 13193 NERFINISHED
HD 181869 NERFINISHED
HIP 95241 NERFINISHED
HR 7353 NERFINISHED
SAO 229858 NERFINISHED
colorIndexBMinusV 1.06
constellation Telescopium NERFINISHED
declination −45°24′40″
discovererOfConstellationTelescopium Nicolas-Louis de Lacaille NERFINISHED
distanceFromEarth_ly ~420
distanceFromEarth_pc ~129
effectiveTemperature_K ~4800
equatorialCoordinateEpoch J2000
evolutionaryStage giantStar
galacticLatitude_deg ~−19
galacticLongitude_deg ~358
galacticPopulation thinDisk
hasExoplanetsDetected false
hasOpticalCompanion true
hasProperMotion true
hemisphere southernCelestialHemisphere
isAmongBrightestInConstellation true
isPrimaryInSystem true
luminosity_solar ~300
mass_solar ~3
metallicity_FeH ~0.0
opticalCompanionType lineOfSightCompanionCandidate
parallax_mas 7.7
parallaxError_mas 0.3
properMotionDec_masPerYr ~−13
properMotionRA_masPerYr ~+7
radialVelocity_kmPerS −9
radius_solar ~30
rightAscension 19h22m51s
spectralClass K0III
variableStarStatus nonVariableOrLowAmplitude
visibility visibleToNakedEye

Referenced by (1)

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

Telescopium brightStar Epsilon Telescopii