Discovery of a disrupting open cluster far into the Milky Way halo: a recent star formation event in the leading arm of the Magellanic stream?

Adrian M. Price-Whelan, David L. Nidever, Yumi Choi +4

We report the discovery of a young ($\mathrm{age}\sim 130\mathrm{Myr}$), low-mass ($M\sim 1200{\mathrm{M}}_{\odot }$), metal-poor ($[\mathrm{Fe}/\mathrm{H}]\sim -1.1$) stellar association at a he…