Mass/Light Variations with Environment
classification
🌌 astro-ph
keywords
massgroupslighttotalclustercontributiondominatesdynamical
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In the local part of the universe, a majority of the total mass is in only a small number of groups with short dynamical times. The Virgo Cluster dominates far out of proportion to its contribution in light. Ninety percent of the total mass is in groups with 12.5 < log (M/M_sun) < 15.
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