Physics, 29.08.2019 17:30, adricabrera

Estimate how long a galaxy in the coma cluster would take to travel from one side of the
cluster to the other. assume that the galaxy moves with a constant speed equal to the cluster’s
radial velocity dispersion. how does this compare with the hubble time, th ? what can you
conclude about whether the galaxies in the coma cluster are gravitationally bound?

Answers: 1

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Estimate how long a galaxy in the coma cluster would take to travel from one side of the
clust...