Image Details
Caption: Figure 6.
Velocity dispersion vs. age for the entire WD sample (top), those classified as thin-disk members (TD/D ≤ 1) according to the kinematic criteria of T. Bensby et al. (2003, 2005; middle), and those with ﹩{Z}_{{\rm{\max }}}\,\leqslant \,1﹩ kpc (bottom).
© 2026. The Author(s). Published by the American Astronomical Society.