Coma Cluster
E576473
The Coma Cluster is a massive, nearby galaxy cluster rich in elliptical galaxies and dark matter, located in the constellation Coma Berenices.
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
Abell cluster
ⓘ
galaxy cluster ⓘ rich cluster of galaxies ⓘ |
| alsoKnownAs | Abell 1656 NERFINISHED ⓘ |
| cataloguedIn | Abell catalogue of rich clusters NERFINISHED ⓘ |
| contains |
IC 4051
NERFINISHED
ⓘ
NGC 4874 NERFINISHED ⓘ NGC 4889 NERFINISHED ⓘ hot intracluster gas ⓘ radio halo ⓘ radio relics ⓘ thousands of member galaxies ⓘ |
| containsLargeAmountOf | dark matter ⓘ |
| discoveredBy | Frederick William Herschel NERFINISHED ⓘ |
| discoveryCentury | 18th century ⓘ |
| distanceFromEarth |
about 100 megaparsecs
ⓘ
about 320 million light-years ⓘ |
| environmentType | dense cluster core ⓘ |
| hasApproximateMass | about 10^15 solar masses ⓘ |
| hasCentralGalaxy |
cD galaxy NGC 4874
NERFINISHED
ⓘ
giant elliptical NGC 4889 NERFINISHED ⓘ |
| hasColorMagnitudeRelation | prominent red sequence of galaxies ⓘ |
| hasDeclination | +27° 58′ ⓘ |
| hasDynamicalState | partially relaxed ⓘ |
| hasEvidenceFor | non-thermal radio emission ⓘ |
| hasFew | spiral galaxies ⓘ |
| hasGalaxyDensity | very high in central region ⓘ |
| hasGalaxyPopulation | dominated by early-type galaxies ⓘ |
| hasGravitationalLensing | yes ⓘ |
| hasIntraclusterMedium | X-ray emitting plasma ⓘ |
| hasLuminosityFunction | well-studied ⓘ |
| hasMeanGalaxyMagnitude | about 13–15 in V band ⓘ |
| hasMorphology | roughly spherical ⓘ |
| hasOngoing | cluster mergers ⓘ |
| hasRightAscension | about 12h 59m ⓘ |
| hasSubstructure | multiple galaxy subgroups ⓘ |
| hasVelocityDispersion | about 1000 km/s ⓘ |
| hasXRayEmission | yes ⓘ |
| intraclusterGasTemperature | about 8 keV ⓘ |
| isOneOf |
most studied galaxy clusters
ⓘ
nearest rich clusters of galaxies ⓘ |
| locatedInConstellation | Coma Berenices NERFINISHED ⓘ |
| memberOf | Coma Supercluster NERFINISHED ⓘ |
| redshift | 0.023 ⓘ |
| richIn |
elliptical galaxies
ⓘ
lenticular galaxies ⓘ |
| usedAs |
laboratory for galaxy evolution studies
ⓘ
probe of dark matter distribution ⓘ |
| usedToTest |
cosmological models
ⓘ
mass-to-light ratios in clusters ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.