Statements (56)
| Predicate | Object |
|---|---|
| gptkbp:instance_of |
gptkb:Supernova
|
| gptkbp:analysis |
data analysis performed by astronomers
|
| gptkbp:apparent_magnitude |
-19.5
|
| gptkbp:associated_with |
merger of two galaxies
|
| gptkbp:barrel_type |
2006-12-15
2007-04-17 |
| gptkbp:bomb_load |
thermonuclear explosion of a white dwarf
|
| gptkbp:categories |
designated as SN 2007af
|
| gptkbp:collaboration |
collaborated with various research institutions
involved multiple international teams |
| gptkbp:collapsar_relation |
not related to collapsar events
|
| gptkbp:cosmological_significance |
significant for measuring cosmic distances
|
| gptkbp:discovered_by |
gptkb:P._A._Mazzali
|
| gptkbp:discovery_year |
2007-01-01
2007-04-17 |
| gptkbp:distance |
approximately 33 million light-years
|
| gptkbp:educational_value |
has educational value for teaching about supernovae
|
| gptkbp:events |
conducted by various observatories
led to follow-up studies on supernovae |
| gptkbp:galaxy_interaction |
associated with galaxy interactions
|
| gptkbp:has_spectral_type |
Type Ia
Type Ia spectrum |
| gptkbp:hosts |
gptkb:NGC_1058
gptkb:NGC_4038 |
| https://www.w3.org/2000/01/rdf-schema#label |
SN 2007af
|
| gptkbp:impact |
contributed to understanding of dark energy
impacted research on stellar evolution |
| gptkbp:importance |
important for cosmology studies
|
| gptkbp:is_observed_in |
gptkb:Hubble_Space_Telescope
|
| gptkbp:legacy |
part of the legacy of supernova research.
|
| gptkbp:lighting |
used for distance measurements
similar to other Type Ia supernovae declined rapidly light echo observed from the explosion declining light curve reached peak brightness in May 2007 light curve analysis provided insights into expansion rate |
| gptkbp:location |
gptkb:Constellation_Corvus
Constellation Cetus |
| gptkbp:model |
tested theoretical models of supernovae
|
| gptkbp:preserved_by |
gptkb:Supernova
|
| gptkbp:public_interest |
generated public interest in astronomy
|
| gptkbp:publication |
data published in scientific journals
|
| gptkbp:redshift |
0.0023
0.0078 |
| gptkbp:reproduction |
likely a carbon-oxygen white dwarf
|
| gptkbp:research |
faced observational challenges due to distance
observed in multiple wavelengths spectroscopy revealed chemical composition utilized various observational techniques observed for several months after explosion |
| gptkbp:spectral_features |
showed typical spectral features of Type Ia
|
| gptkbp:storage |
photometric data collected over time
|
| gptkbp:type |
gptkb:Type_Ia_supernova
|
| gptkbp:bfsParent |
gptkb:Messier_109
|
| gptkbp:bfsLayer |
6
|