|
gptkbp:instanceOf
|
gptkb:star
|
|
gptkbp:apparentMagnitude
|
4.55
−12.5
|
|
gptkbp:associatedWith
|
gptkb:NGC_3372
gptkb:Carina_Nebula
|
|
gptkbp:binarySystem
|
yes
|
|
gptkbp:catalogue
|
gptkb:Henry_Draper_Catalogue
gptkb:Hipparcos_Catalogue
gptkb:Bright_Star_Catalogue
|
|
gptkbp:component
|
gptkb:Eta_Carinae_A
gptkb:Eta_Carinae_B
|
|
gptkbp:declination
|
−59° 41′ 4.26″
|
|
gptkbp:discoveredBy
|
gptkb:Edmond_Halley
|
|
gptkbp:discoveredIn
|
1677
|
|
gptkbp:distanceFromEarth
|
7500 light years
|
|
gptkbp:eruptionYear
|
1837–1858
|
|
gptkbp:expectedToBecome
|
gptkb:supernova
|
|
gptkbp:hasCompanion
|
massive O-type star
|
|
gptkbp:hostedBy
|
gptkb:variable_star
|
|
gptkbp:infraredPort
|
yes
|
|
gptkbp:locatedIn
|
gptkb:Carina_constellation
|
|
gptkbp:luminosity
|
over 5 million times Sun
|
|
gptkbp:mass
|
over 100 solar masses (system)
|
|
gptkbp:metallicity
|
solar or slightly above
|
|
gptkbp:notableEvent
|
gptkb:Great_Eruption
|
|
gptkbp:notableFor
|
Homunculus Nebula formation
extreme stellar wind
one of the most massive binary systems known
potential gamma-ray burst progenitor
unusual variability
|
|
gptkbp:orbitType
|
5.54 years
|
|
gptkbp:otherDesignation
|
gptkb:HD_93308
gptkb:2MASS_J10450391-5941029
gptkb:CD−59°_3375
gptkb:HIP_52067
gptkb:HR_4210
gptkb:SAO_238429
|
|
gptkbp:parallax
|
0.0531 mas
0.4402 mas
|
|
gptkbp:radialVelocity
|
−8 km/s
|
|
gptkbp:radioSource
|
yes
|
|
gptkbp:rightAscension
|
10h 45m 3.591s
|
|
gptkbp:spectralType
|
gptkb:LBV_(luminous_blue_variable)
|
|
gptkbp:surroundedBy
|
gptkb:Homunculus_Nebula
|
|
gptkbp:temperature
|
~15,000–35,000 K (components)
|
|
gptkbp:variableStar
|
yes
|
|
gptkbp:XRaySource
|
yes
|
|
gptkbp:bfsParent
|
gptkb:Carina
gptkb:Luminous_blue_variable
gptkb:Carina_Nebula_region
gptkb:Carina_constellation
|
|
gptkbp:bfsLayer
|
6
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Eta Carinae
|