New Members of the TW Hydrae Association, β Pictoris Moving Group, and Tucana/Horologium Association

Song, InseokZuckerman, BBessell, Michael2015-12-132015-12-130004-637Xhttp://hdl.handle.net/1885/87936We have identified five new members of the TW Hydrae association (TWA), 11 new members of the β Pic moving group, and 11 new Tucana/Horologium association members. These are the three youngest (≲30 Myr) known kinematic stellar groups near the Earth. NeKeywords: Open clusters and associations: individual (TW Hydrae, ß Pictoris, Tucana); Stars: evolution; Stars: kinematics; Stars: pre-main-sequenceNew Members of the TW Hydrae Association, β Pictoris Moving Group, and Tucana/Horologium Association200310.1086/3791942015-12-12