Astronomische Nachrichten · 1977 · 23 citations · 11 references
Natural SciencesAstronomyPhysicsAstrophysicsExtragalactic AstronomyObservational AstronomyExtragalactic AstrophysicsGalaxy ClustersStar ClustersCluster Density ProfilesGalaxy Population In Clusters
Abstract The number‐density distribution of several clusters of galaxies was derived by counting galaxies on B and R plates of the 2‐m Schmidt telescope of the Karl‐Schwarzschild‐Observatory Tautenburg.
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The Distribution of Rich Clusters of Galaxies.
George O. Abell · The Astrophysical Journal Supplement Series · 1958 · 1.3K citations
Natural Sciences, Astronomy, Physics +12