Hydra–Centaurus
E511400
Hydra–Centaurus is a massive nearby galaxy supercluster that forms a major component of the large-scale structure of the local universe.
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
galaxy supercluster
ⓘ
large-scale structure of the universe ⓘ mass concentration ⓘ |
| alsoKnownAs |
Hydra–Centaurus Cluster
NERFINISHED
ⓘ
Hydra–Centaurus Supercluster NERFINISHED ⓘ |
| associatedWith | Great Attractor NERFINISHED ⓘ |
| cataloguedIn | Abell catalog of galaxy clusters NERFINISHED ⓘ |
| contains |
Abell 1060
NERFINISHED
ⓘ
Abell 3526 NERFINISHED ⓘ Centaurus Cluster NERFINISHED ⓘ Great Attractor region NERFINISHED ⓘ Hydra Cluster NERFINISHED ⓘ Norma Cluster NERFINISHED ⓘ hot intracluster gas emitting X-rays ⓘ numerous galaxy groups ⓘ |
| coordinateSystem | described in supergalactic coordinates ⓘ |
| cosmologicalScale | tens of megaparsecs ⓘ |
| densityContrast | overdense relative to cosmic mean ⓘ |
| discoveredBy | extragalactic surveys in the 20th century ⓘ |
| distanceFromEarth |
approximately 150 million light-years
ⓘ
approximately 45 megaparsecs ⓘ |
| gravitationalInfluenceOn |
Local Group
NERFINISHED
ⓘ
Virgo Supercluster region NERFINISHED ⓘ |
| hasSubstructure |
Centaurus subcluster
NERFINISHED
ⓘ
Hydra subcluster NERFINISHED ⓘ Norma–Great Attractor subregion NERFINISHED ⓘ |
| influences | peculiar velocities of nearby galaxies ⓘ |
| locatedIn |
Zone of Avoidance vicinity
ⓘ
constellation Centaurus ⓘ constellation Hydra ⓘ |
| majorComponentOf | local large-scale structure ⓘ |
| mass | on the order of 10^16 solar masses ⓘ |
| nearbyTo |
Pavo–Indus Supercluster
NERFINISHED
ⓘ
Virgo Supercluster NERFINISHED ⓘ |
| observedIn |
X-ray wavelengths
ⓘ
optical wavelengths ⓘ radio wavelengths ⓘ |
| partOf |
Laniakea Supercluster
NERFINISHED
ⓘ
local universe ⓘ |
| redshiftRange | z ≈ 0.01–0.02 ⓘ |
| relatedTo | Shapley Supercluster via large-scale flows ⓘ |
| roleInCosmicFlow | major attractor in local velocity field ⓘ |
| significance | key reference structure for mapping local universe ⓘ |
| structureType | complex of galaxy clusters and groups ⓘ |
| studiedIn |
cosmology
ⓘ
extragalactic astronomy ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.