|
gptkbp:instanceOf
|
supernova
|
|
gptkbp:associatedWith
|
cosmic acceleration discovery
|
|
gptkbp:class
|
subtype a
supernova type I
|
|
gptkbp:cosmologicalSignificance
|
evidence for dark energy
evidence for accelerating universe
|
|
gptkbp:detonationMechanism
|
carbon-oxygen fusion
|
|
gptkbp:discoveredBy
|
gptkb:Walter_Baade
gptkb:Fritz_Zwicky
|
|
gptkbp:distance
|
up to billions of light-years
|
|
gptkbp:distanceModulus
|
used in cosmology
|
|
gptkbp:elementProduced
|
iron
cobalt
nickel
|
|
gptkbp:explosionOutcome
|
complete disruption of white dwarf
|
|
gptkbp:explosionType
|
thermonuclear
|
|
gptkbp:firstObserved
|
1930s
|
|
gptkbp:hostedBy
|
gptkb:galaxy
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Type Ia supernova
|
|
gptkbp:lightCurve
|
characteristic shape
|
|
gptkbp:lightCurveDecline
|
correlates with peak brightness
|
|
gptkbp:namedFor
|
gptkb:Rudolph_Minkowski
|
|
gptkbp:notableExample
|
gptkb:SN_1991T
gptkb:SN_1994D
gptkb:SN_1006
gptkb:SN_1572
gptkb:SN_2011fe
|
|
gptkbp:observedWavelengths
|
gptkb:X-rays
infrared
optical
|
|
gptkbp:occurredIn
|
binary star system
|
|
gptkbp:peakLuminosity
|
~5 billion times Sun
|
|
gptkbp:powerOutput
|
~10^44 joules
|
|
gptkbp:progenitor
|
white dwarf
|
|
gptkbp:progenitorMass
|
Chandrasekhar limit (~1.4 solar masses)
|
|
gptkbp:rating
|
~1 per 1000 years per galaxy
|
|
gptkbp:remnants
|
supernova
no neutron star or black hole
|
|
gptkbp:spectralType
|
strong silicon absorption line
absence of hydrogen lines
|
|
gptkbp:triggeredBy
|
accretion from companion star
merger with another white dwarf
|
|
gptkbp:usedFor
|
measuring cosmic distances
studying universe expansion
standard candle
|
|
gptkbp:usedIn
|
dark energy research
Hubble constant measurement
|
|
gptkbp:bfsParent
|
gptkb:Type_Ia_supernova_(in_binary_systems)
gptkb:Subdwarf
gptkb:core-collapse_supernova
gptkb:supernova_of_1572
gptkb:supernova
|
|
gptkbp:bfsLayer
|
6
|