Aldebaran (foreground star, not a member)

E26559
K-type giant star giant star orange giant star star

Aldebaran is a bright orange giant star in the constellation Taurus, easily visible to the naked eye and often seen in front of the Hyades star cluster.

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All labels observed (1)

Label Occurrences
Aldebaran (foreground star, not a member) canonical 1

Statements (48)

Predicate Object
instanceOf K-type giant star ⓘ
giant star ⓘ
orange giant star ⓘ
star ⓘ
absoluteMagnitudeV −0.63 ⓘ
age about 6.4 billion years ⓘ
apparentMagnitude 0.85 ⓘ
bayerDesignation Alpha Tauri ⓘ
colorIndexB−V 1.54 ⓘ
constellation Taurus ⓘ
declination +16° 30′ 33″ ⓘ
distanceFromEarth about 20 parsecs ⓘ
about 65 light-years ⓘ
effectiveTemperature about 3900 K ⓘ
equatorialCoordinateSystem J2000.0 ⓘ
evolutionaryStage post-main-sequence star ⓘ
red giant branch ⓘ
flamsteedDesignation 87 Tauri ⓘ
followedObject Pleiades ⓘ
surface form: Pleiades star cluster
galacticLatitude −20.06° ⓘ
galacticLongitude 180.97° ⓘ
hasExoplanetCandidate Aldebaran planetary system ⓘ
surface form: Aldebaran b
hasTraditionalName Aldebaran ⓘ
hdNumber HD 29139 ⓘ
hipparcosNumber HIP 21421 ⓘ
hrNumber HR 1457 ⓘ
isAmong brightest stars in the night sky ⓘ
isBrightestStarIn Taurus ⓘ
isForegroundTo Hyades ⓘ
surface form: Hyades star cluster
isMemberOf Galactic thin disk ⓘ
Milky Way ⓘ
isNotPhysicalMemberOf Hyades ⓘ
surface form: Hyades star cluster
isPrimaryStarOf Aldebaran planetary system ⓘ
luminosity about 400 times solar luminosity ⓘ
mass about 1.2 solar masses ⓘ
metallicity[Fe/H] about −0.15 ⓘ
nameMeaning the follower ⓘ
nameOriginLanguage Arabic ⓘ
parallax 48.94 mas ⓘ
properMotionDec −188.94 mas/yr ⓘ
properMotionRA +62.78 mas/yr ⓘ
radialVelocity about +54 km/s ⓘ
radius about 44 solar radii ⓘ
rightAscension 04h 35m 55.2s ⓘ
saoNumber SAO 94027 ⓘ
spectralType K5III ⓘ
variableType slow irregular variable ⓘ
visibleToNakedEye true ⓘ

Referenced by (1)

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

Hyades → notableStar → Aldebaran (foreground star, not a member) ⓘ