The TW Hydrae association: trigonometric parallaxes and kinematic analysis C. Ducourant, R. Teixeira, P. A. B. Galli, J. F. Le Campion, A. Krone-Martins, B. Zuckerman, G. Chauvin and I. Song A&A, 563 (2014) A121 Published online: 20 March 2014 DOI: 10.1051/0004-6361/201322075