Abell catalog of rich clusters of galaxies
E517967
The Abell catalog of rich clusters of galaxies is a comprehensive astronomical catalog compiled by George O. Abell that lists thousands of prominent galaxy clusters used extensively in the study of large-scale structure in the universe.
Observed surface forms (1)
| Surface form | Occurrences |
|---|---|
| Abell catalogue of rich clusters of galaxies | 1 |
Statements (41)
| Predicate | Object |
|---|---|
| instanceOf |
astronomical catalog
ⓘ
galaxy cluster catalog ⓘ |
| alsoKnownAs |
Abell catalog
NERFINISHED
ⓘ
Abell cluster catalog NERFINISHED ⓘ |
| compiledBy | George O. Abell NERFINISHED ⓘ |
| compiledIn | 20th century ⓘ |
| contains |
Abell galaxy clusters
NERFINISHED
ⓘ
galaxy cluster entries ⓘ |
| coordinateSystem | equatorial coordinates ⓘ |
| dataSource | Palomar Observatory Sky Survey plates NERFINISHED ⓘ |
| describes |
distance classes of galaxy clusters
ⓘ
positions of galaxy clusters ⓘ richness of galaxy clusters ⓘ |
| extendedBy | Abell, Corwin and Olowin catalog NERFINISHED ⓘ |
| field | astronomy ⓘ |
| focusesOn | rich clusters of galaxies ⓘ |
| hasCatalogType | optically selected cluster catalog ⓘ |
| hasEntryIdentifierFormat | Abell + number NERFINISHED ⓘ |
| hasImpactOn |
constraints on cosmological parameters
ⓘ
mapping of large-scale structure ⓘ understanding of galaxy cluster abundance ⓘ |
| hemisphereCoverage | northern sky ⓘ |
| historicalSignificance | one of the earliest large systematic catalogs of galaxy clusters ⓘ |
| influenced |
studies of cluster richness functions
ⓘ
studies of cluster spatial distribution ⓘ subsequent galaxy cluster catalogs ⓘ |
| language | English ⓘ |
| selectionCriterion |
apparent magnitude limits for member galaxies
ⓘ
richness threshold for clusters ⓘ |
| selectionMethod | visual inspection of photographic plates ⓘ |
| subfield |
extragalactic astronomy
ⓘ
observational cosmology ⓘ |
| usedAs |
basis for X-ray cluster studies
ⓘ
basis for cluster redshift surveys ⓘ basis for gravitational lensing studies ⓘ basis for studies of cluster mass distribution ⓘ basis for studies of galaxy evolution in clusters ⓘ reference sample for galaxy cluster studies ⓘ |
| usedFor |
cosmology
ⓘ
studies of galaxy clusters ⓘ study of large-scale structure of the universe ⓘ |
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Abell catalogue of rich clusters of galaxies