Saiph

E135853

Saiph is a bright blue supergiant star that forms one of the corners of the constellation Orion.

All labels observed (1)

Label Occurrences
Saiph canonical 1

How this entity was disambiguated

Statements (47)

Predicate Object
instanceOf astronomical object
blue supergiant star
star
supergiant star
absoluteMagnitudeV −4.7
apparentMagnitudeV 2.06
BayerDesignation Kappa Orionis
surface form: κ Orionis
belongsToAsterism Orion
color blue
constellation Orion
declination −09° 40′
distanceFromEarth_ly ~650
distanceFromEarth_pc ~200
dominantFusionProcess Bethe–Weizsäcker cycle
surface form: CNO cycle
effectiveTemperature_K ~26,500
energySource nuclear fusion
equatorialCoordinateSystem International Celestial Reference System
surface form: ICRS
evolutionaryStage post-main-sequence
galacticPopulation thin disk
galacticQuadrant Orion Arm
hasPhotosphere yes
hasStellarSpectrum yes
hasStellarWind yes
hemisphere celestial equator region
hostGalaxy Milky Way
isBrightStarIn Orion
isCatalogedIn Bright Star Catalogue
Henry Draper Catalogue
Hipparcos satellite
surface form: Hipparcos Catalogue
isCornerOf Orion
isCornerStarOf Orion quadrilateral
isMassiveStar true
isPartOf Orion constellation pattern
likelyEndState core-collapse supernova
likelyRemnantType neutron star or black hole
luminosity_solarLuminosity ~57,000
mass_solarMass ~15
metallicity_FeH near-solar
otherName Kappa Orionis
properMotionDec_masPerYear ~1.0
properMotionRA_masPerYear ~1.5
radialVelocity_kmPerSec ~+21
radius_solarRadius ~22
rightAscension 05h 47m
spectralType B0.5 Ia
visibility naked-eye
visibleFrom both northern and southern hemispheres

How these facts were elicited

Referenced by (1)

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

Orion hasBrightStar Saiph