HD 23480

E142036

HD 23480 is a bright B-type main-sequence star in the constellation Taurus, visible to the naked eye and cataloged under multiple stellar designations including 23 Tauri.

All labels observed (1)

Label Occurrences
HD 23480 canonical 2

How this entity was disambiguated

Statements (48)

Predicate Object
instanceOf B-type main-sequence star
astronomical object
main-sequence star
star
apparentMagnitudeV 4.28
belongsToCatalog Bright Star Catalogue
Henry Draper Catalogue
Hipparcos Catalogue
emitsMostEnergyIn ultraviolet
hasAge a few hundred million years
hasColorIndexBminusV about −0.09
hasConstellation Taurus
hasDeclination about +24°
hasDesignation 23 Tauri
HD 23480 self-link
HIP 17608
HR 1156
hasDistanceFromEarth about 130 parsecs
about 420 light-years
hasDominantFusionProcess hydrogen fusion in core
hasEffectiveTemperature about 12000 K
hasEquatorialCoordinatesEpochJ2000 true
hasFlamsteedDesignation 23 Tauri
hasGalacticPopulation thin disk
hasLuminosity about 100 times solar luminosity
hasMass about 3 solar masses
hasMetallicity near-solar
hasParallax about 7.7 mas
hasPhotometricBand V band
hasProperMotionDec about −45 mas/yr
hasProperMotionRA about +21 mas/yr
hasRadialVelocity about +6 km/s
hasRadius about 3 solar radii
hasRightAscension about 03h 46m
hasRotationalVelocity about 150 km/s
hasStellarClassification B-type dwarf
hasSurfaceGravity about log g 4.0
isBrightStar true
isHotterThan Sun
isInConstellation Taurus
isInMilkyWay true
isMoreLuminousThan Sun
isMoreMassiveThan Sun
isSingleStar likely
isVisibleToNakedEye true
luminosityClass V
spectralClass B
spectralType B8V

How these facts were elicited

Referenced by (2)

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

23 Tauri (star traditionally named Merope) hasCatalogDesignation HD 23480
subject surface form: 23 Tauri
HD 23480 hasDesignation HD 23480 self-link