η Herculis
E918816
η Herculis is a bright giant star in the constellation Hercules, visible to the naked eye and used as a reference point near the globular cluster M13.
Statements (40)
| Predicate | Object |
|---|---|
| instanceOf |
astronomical object
ⓘ
bright giant star ⓘ star ⓘ |
| age_Gyr | about 1.5 ⓘ |
| apparentMagnitudeV | 3.5 ⓘ |
| bayerDesignation | η Herculis NERFINISHED ⓘ |
| bayerLetter | η ⓘ |
| catalog |
Bright Star Catalogue
NERFINISHED
ⓘ
Henry Draper Catalogue NERFINISHED ⓘ Hipparcos Catalogue NERFINISHED ⓘ |
| colorIndexB−V | about +0.9 ⓘ |
| constellation | Hercules NERFINISHED ⓘ |
| declination | approx +38° 55′ ⓘ |
| distanceFromEarth_ly | about 112 ⓘ |
| distanceFromEarth_pc | about 34 ⓘ |
| effectiveTemperature_K | about 5000 ⓘ |
| evolutionaryStage | giant branch ⓘ |
| flamsteedDesignation | 44 Herculis ⓘ |
| galacticPopulation | thin disk ⓘ |
| hasPhotometricBand |
B band
ⓘ
V band ⓘ |
| hdNumber | HD 155125 NERFINISHED ⓘ |
| hipparcosNumber | HIP 83762 NERFINISHED ⓘ |
| hrNumber | HR 6406 NERFINISHED ⓘ |
| locatedIn |
Hercules constellation region
NERFINISHED
ⓘ
Milky Way ⓘ |
| luminosity_solar | about 60 ⓘ |
| mass_solar | about 2 ⓘ |
| metallicity_FeH | near solar ⓘ |
| nearSkyPositionOf | Messier 13 NERFINISHED ⓘ |
| parallax_mas | about 29.5 ⓘ |
| properMotionDec_masPerYr | about +119 ⓘ |
| properMotionRA_masPerYr | about −98 ⓘ |
| radialVelocity_kmPerSec | about −26 ⓘ |
| radius_solar | about 10 ⓘ |
| rightAscension | approx 16h 42m ⓘ |
| spectralType | G8III ⓘ |
| usedAsReferenceFor | globular cluster M13 NERFINISHED ⓘ |
| variableStar | false ⓘ |
| visibleToNakedEye | true ⓘ |
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.