Beta Geminorum
E536135
Beta Geminorum, also known as Pollux, is the brightest star in the constellation Gemini and an orange giant located relatively close to Earth.
Observed surface forms (1)
| Surface form | Occurrences |
|---|---|
| Pollux b | 0 |
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
exoplanet
ⓘ
orange giant star ⓘ star ⓘ |
| hasAbsoluteMagnitudeV | 1.09 ⓘ |
| hasAge | about 724 million years ⓘ |
| hasApparentMagnitudeV | 1.14 ⓘ |
| hasBayerDesignation | β Geminorum NERFINISHED ⓘ |
| hasCompanionStar | Castor NERFINISHED ⓘ |
| hasDeclination | +28° 01′ 34.3″ ⓘ |
| hasDistanceFromEarth |
about 10.4 parsecs
ⓘ
about 34 light-years ⓘ |
| hasEffectiveTemperature | about 4865 K ⓘ |
| hasExoplanet | Pollux b NERFINISHED ⓘ |
| hasFlamsteedDesignation | 78 Geminorum NERFINISHED ⓘ |
| hasGalacticLatitude | +23.45° ⓘ |
| hasGalacticLongitude | 192.23° ⓘ |
| hasHDDesignation | HD 62509 NERFINISHED ⓘ |
| hasHIPDesignation | HIP 37826 NERFINISHED ⓘ |
| hasHRDesignation | HR 2990 NERFINISHED ⓘ |
| hasIAUConstellationAbbreviation | Gem ⓘ |
| hasLuminosity | about 43 times solar luminosity ⓘ |
| hasMass | about 1.9 solar masses ⓘ |
| hasMetallicityFeH | +0.08 ⓘ |
| hasMinimumMass | about 2.3 Jupiter masses ⓘ |
| hasName | Pollux NERFINISHED ⓘ |
| hasOrbitalPeriod | about 590 days ⓘ |
| hasParallax | 96.54 mas ⓘ |
| hasProperMotionDec | −45.86 mas/yr ⓘ |
| hasProperMotionRA | −625.75 mas/yr ⓘ |
| hasRadialVelocity | 3.23 km/s ⓘ |
| hasRadius | about 8.8 solar radii ⓘ |
| hasRightAscension | 07h 45m 18.95s ⓘ |
| hasSemiMajorAxis | about 1.64 AU ⓘ |
| hasSpectralType | K0III ⓘ |
| hasTraditionalNameOrigin | Latinized form of Greek Polydeukes ⓘ |
| isBrighterThan | Castor NERFINISHED ⓘ |
| isBrightestStarIn | Gemini NERFINISHED ⓘ |
| isIAUStandardStarName | Pollux NERFINISHED ⓘ |
| isNorthernHemisphereStar | true ⓘ |
| isOneOfGeminiTwins | Pollux and Castor NERFINISHED ⓘ |
| isPartOfAsterism | Gemini constellation figure ⓘ |
| isPrimaryOf | Pollux b NERFINISHED ⓘ |
| isVisibleToNakedEye | true ⓘ |
| locatedInConstellation | Gemini NERFINISHED ⓘ |
| orbits | Beta Geminorum NERFINISHED ⓘ |
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Pollux