Beta Orionis A

GPTKB entity

Statements (24)
Predicate Object
gptkbp:instanceOf gptkb:star
gptkbp:age about 8 million years
gptkbp:apparentMagnitude 0.12
gptkbp:declination −08° 12′ 05.8981″
gptkbp:diameter about 78 solar radii
gptkbp:discoveredBy known since antiquity
gptkbp:distanceFromEarth approximately 860 light-years
https://www.w3.org/2000/01/rdf-schema#label Beta Orionis A
gptkbp:isPrimaryComponentOf Beta Orionis multiple star system
gptkbp:locatedIn gptkb:Orion_constellation
gptkbp:luminosity about 120,000 times solar luminosity
gptkbp:mass about 21 solar masses
gptkbp:metallicity [Fe/H] ≈ −0.06
gptkbp:otherName gptkb:Rigel
gptkbp:parallax 3.78 mas
gptkbp:partOf Beta Orionis system
gptkbp:properMotionRA +1.87 mas/yr
−0.56 mas/yr
gptkbp:rightAscension 05h 14m 32.27210s
gptkbp:spectralType B8Ia
gptkbp:temperature about 12,100 K
gptkbp:variableStar gptkb:Alpha_Cygni_variable
gptkbp:bfsParent gptkb:Rigel_A
gptkbp:bfsLayer 8