|
gptkbp:instanceOf
|
gptkb:star
|
|
gptkbp:can_be_progenitor_of
|
gptkb:Type_Ib_supernova
gptkb:Type_Ic_supernova
black hole merger
neutron star merger
|
|
gptkbp:canBe
|
binary star system
bow shock
circumstellar dust
colliding winds
pinwheel nebula
|
|
gptkbp:cataloguedIn
|
gptkb:VIIth_Catalogue_of_Galactic_Wolf–Rayet_Stars
|
|
gptkbp:component
|
white dwarf
stellar classification
black hole
B-type star
massive star
|
|
gptkbp:contains
|
white dwarf
companion star
|
|
gptkbp:discoveredBy
|
19th century
astronomer
|
|
gptkbp:distance
|
varies
|
|
gptkbp:evolutionary_stage
|
late stage massive star
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Wolf-Rayet star system
|
|
gptkbp:location
|
gptkb:Milky_Way
other galaxies
|
|
gptkbp:luminosity
|
high
|
|
gptkbp:mass_loss
|
strong stellar wind
|
|
gptkbp:mass_loss_rate
|
10^-5 to 10^-4 solar masses per year
|
|
gptkbp:metallicity
|
varies
|
|
gptkbp:namedAfter
|
gptkb:Charles_Wolf
gptkb:Georges_Rayet
|
|
gptkbp:notableExample
|
gptkb:Gamma_Velorum
gptkb:WR_104
WR 140
WR 147
|
|
gptkbp:produces
|
supernova
gravitational waves
X-ray emission
|
|
gptkbp:spectral_feature
|
broad emission lines
|
|
gptkbp:studiedBy
|
stellar evolution
high-mass star formation
|
|
gptkbp:studies
|
gptkb:X-ray_telescopes
radio telescopes
optical telescopes
infrared telescopes
|
|
gptkbp:temperature
|
30,000–200,000 K
|
|
gptkbp:bfsParent
|
gptkb:Pinwheel_nebula
|
|
gptkbp:bfsLayer
|
7
|