Population and dynamical state of the eta Chamaeleontis sparse young open cluster

A-Ran Lyo, Warrick A. Lawson, Eric D. Feigelson +1

We report new results in our continuing study of the unique compact (1 pc extent), nearby (d = 97 pc), young (t = 9 Myr) stellar cluster dominated by the B9 star eta Chamaeleontis.…