Type Ia supernova (in binary systems)
GPTKB entity
Statements (34)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
supernova
|
| gptkbp:alternativeProgenitor |
double-degenerate scenario
single-degenerate scenario |
| gptkbp:causedBy |
accretion of matter onto white dwarf
|
| gptkbp:detonationMechanism |
thermonuclear runaway
|
| gptkbp:discoveredBy |
first observed in 20th century
|
| gptkbp:distanceMeasurement |
gptkb:cosmic_distance_ladder
|
| gptkbp:elementProduction |
gptkb:nickel-56
silicon iron group elements |
| gptkbp:explosionType |
thermonuclear explosion
|
| gptkbp:hostedBy |
all types of galaxies
|
| https://www.w3.org/2000/01/rdf-schema#label |
Type Ia supernova (in binary systems)
|
| gptkbp:importantFor |
discovery of dark energy
measuring universe expansion |
| gptkbp:lightCurve |
characteristic shape
|
| gptkbp:maximumMass |
Chandrasekhar limit (~1.4 solar masses)
|
| gptkbp:namedAfter |
classification system by Fritz Zwicky
|
| gptkbp:observedBy |
astronomers worldwide
|
| gptkbp:occurredIn |
binary star system
|
| gptkbp:peakLuminosity |
~5 billion times Sun
|
| gptkbp:powerOutput |
~10^44 joules
|
| gptkbp:progenitor |
white dwarf
companion star |
| gptkbp:rating |
~1 per 1000 years per galaxy
|
| gptkbp:remnants |
supernova
no compact object |
| gptkbp:spectralType |
strong silicon absorption line
absence of hydrogen lines |
| gptkbp:subclassOf |
gptkb:Type_Ia_supernova
|
| gptkbp:usedFor |
standard candle in cosmology
|
| gptkbp:bfsParent |
gptkb:white_dwarf_stars
gptkb:white_dwarfs |
| gptkbp:bfsLayer |
5
|