Sadalmelik
E867053
Sadalmelik is a bright yellow supergiant star in the constellation Aquarius, traditionally known as one of the constellation’s principal stars.
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
Alpha Cygni variable
ⓘ
star ⓘ yellow supergiant ⓘ |
| age_millionYears | about 100 ⓘ |
| apparentMagnitudeV | 2.95 ⓘ |
| BayerDesignation | Alpha Aquarii NERFINISHED ⓘ |
| belongsTo | Milky Way NERFINISHED ⓘ |
| colorIndexBminusV | +0.98 ⓘ |
| constellation | Aquarius NERFINISHED ⓘ |
| coreFuel | hydrogen-exhausted core ⓘ |
| declination_J2000 | −00° 19′ 11″ ⓘ |
| distanceFromEarth_ly | approximately 520 ⓘ |
| distanceFromEarth_pc | approximately 160 ⓘ |
| effectiveTemperature_K | about 5600 ⓘ |
| equilibriumState | hydrostatic equilibrium ⓘ |
| evolutionaryStage | post-main-sequence ⓘ |
| FlamsteedDesignation | 106 Aquarii NERFINISHED ⓘ |
| galacticLatitude_deg | −45.0 ⓘ |
| galacticLongitude_deg | 53.0 ⓘ |
| hasPulsations | true ⓘ |
| hasTraditionalArabicEtymology | true ⓘ |
| IAUName | Sadalmelik NERFINISHED ⓘ |
| isBrightestStarInConstellation | true ⓘ |
| isInNorthernCelestialHemisphere | true ⓘ |
| isNakedEyeVisible | true ⓘ |
| isPrincipalStarOf | Aquarius NERFINISHED ⓘ |
| luminosity_solar | about 3000 ⓘ |
| mass_solar | about 5.0 ⓘ |
| metallicity_FeH | around −0.1 ⓘ |
| nameEtymology | from Arabic "sa‘d al-malik" meaning "luck of the king" ⓘ |
| otherName |
Alpha Aqr
NERFINISHED
ⓘ
HD 209750 NERFINISHED ⓘ HIP 108874 NERFINISHED ⓘ HR 8414 NERFINISHED ⓘ α Aquarii NERFINISHED ⓘ |
| parallax_mas | about 6.2 ⓘ |
| properMotionDec_masPerYear | about −9 ⓘ |
| properMotionRA_masPerYear | about +16 ⓘ |
| pulsationAmplitude_magnitude | few hundredths of a magnitude ⓘ |
| radialVelocity_kmPerSec | about −6 ⓘ |
| radius_solar | about 60 ⓘ |
| rightAscension_J2000 | 22h 05m 47s ⓘ |
| spectralType | G2 Ib ⓘ |
| surfaceGravity_logg | around 1.0 ⓘ |
| traditionalName | Sadalmelik NERFINISHED ⓘ |
| variableType | Alpha Cygni NERFINISHED ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.