|
gptkbp:instanceOf
|
binary star system
|
|
gptkbp:apparentMagnitude
|
1.7
−5.63
|
|
gptkbp:componentSeparation
|
about 1.8 arcseconds (A and B)
|
|
gptkbp:contains
|
Gamma Velorum A
Gamma Velorum B
|
|
gptkbp:declination
|
−47° 20′ 11.7″
|
|
gptkbp:discoveredBy
|
gptkb:James_Dunlop
|
|
gptkbp:discoveredIn
|
1826
|
|
gptkbp:distanceFromEarth
|
about 1,120 light-years
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Gamma Velorum system
|
|
gptkbp:locatedIn
|
constellation Vela
|
|
gptkbp:massOfPrimary
|
about 28 solar masses (Wolf-Rayet star)
|
|
gptkbp:massOfSecondary
|
about 30 solar masses (O-type star)
|
|
gptkbp:notableFor
|
strong stellar winds
brightest known Wolf-Rayet star
source of strong X-ray emission
|
|
gptkbp:orbitType
|
78.5 days (A components)
|
|
gptkbp:otherName
|
gptkb:HD_68273
gptkb:HIP_39953
gptkb:HR_3207
gptkb:Regor
|
|
gptkbp:parallax
|
2.92 mas
|
|
gptkbp:partOf
|
gptkb:Vela_OB2_association
|
|
gptkbp:rightAscension
|
08h 09m 31.95s
|
|
gptkbp:spectralType
|
B2III (for Gamma Velorum B)
WC8+O7.5III (for Gamma Velorum A)
|
|
gptkbp:variableStar
|
yes
|
|
gptkbp:visibleToNakedEye
|
yes
|
|
gptkbp:bfsParent
|
gptkb:Regor
|
|
gptkbp:bfsLayer
|
7
|