β Herculis
E922164
β Herculis is a bright binary star system in the constellation Hercules, commonly known by its traditional name Kornephoros.
Observed surface forms (3)
| Surface form | Occurrences |
|---|---|
| β Herculis A | 0 |
| β Herculis B | 0 |
| Kornephoros | 0 |
Statements (51)
| Predicate | Object |
|---|---|
| instanceOf |
binary star system
ⓘ
giant star ⓘ main-sequence star ⓘ multiple star system ⓘ star name ⓘ stellar system ⓘ |
| designates | β Herculis NERFINISHED ⓘ |
| hasApparentMagnitudeV |
2.81
ⓘ
2.90 ⓘ 5.4 ⓘ |
| hasBayerDesignation | β Herculis NERFINISHED ⓘ |
| hasBDNumber | +21 2978 ⓘ |
| hasComponent |
β Herculis A
NERFINISHED
ⓘ
β Herculis B NERFINISHED ⓘ |
| hasDeclination | +21° 29′ 22″ ⓘ |
| hasDistance |
139 light-years
ⓘ
42.6 parsecs ⓘ |
| hasEffectiveTemperature | 4900 K ⓘ |
| hasFlamsteedDesignation | 27 Herculis NERFINISHED ⓘ |
| hasHDNumber | HD 148856 NERFINISHED ⓘ |
| hasHIPNumber | HIP 80628 ⓘ |
| hasHRNumber | HR 6406 NERFINISHED ⓘ |
| hasIAUApprovedName | Kornephoros NERFINISHED ⓘ |
| hasLuminosity | 151 times solar luminosity ⓘ |
| hasMass | 2.9 solar masses ⓘ |
| hasMetallicity | [Fe/H] −0.12 ⓘ |
| hasOrbitalEccentricity | 0.55 ⓘ |
| hasOrbitalPeriod | 410.6 days ⓘ |
| hasOrbitalSemiMajorAxis | 1.0 AU ⓘ |
| hasParallax | 23.44 mas ⓘ |
| hasProperMotionDec | −284.92 mas/yr ⓘ |
| hasProperMotionRA | −188.96 mas/yr ⓘ |
| hasRadialVelocity | −25 km/s ⓘ |
| hasRadialVelocityAmplitudePrimary | 13.3 km/s ⓘ |
| hasRadialVelocityAmplitudeSecondary | 17.4 km/s ⓘ |
| hasRadius | 17 solar radii ⓘ |
| hasRightAscension | 16h 30m 13.3s ⓘ |
| hasSAOIdentifier | SAO 84691 NERFINISHED ⓘ |
| hasSIMBADIdentifier | bet Her NERFINISHED ⓘ |
| hasSpectralType |
A9IV-V
ⓘ
A9IV-V ⓘ G7IIIa ⓘ G7IIIa ⓘ |
| hasSurfaceGravity | log g 2.6 ⓘ |
| hasTraditionalName | Kornephoros NERFINISHED ⓘ |
| hasTraditionalNameMeaning | club-bearer ⓘ |
| hasVariableType | spectroscopic binary ⓘ |
| hasWDSIdentifier | WDS 16299+2129 NERFINISHED ⓘ |
| isBrightestStarIn | Hercules NERFINISHED ⓘ |
| locatedInConstellation | Hercules NERFINISHED ⓘ |
| visibleToNakedEye | true ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.