\begin{table}%T3 
   \caption{\label{tab:models}Models used in comparison to the observed period distribution.}
   \small%\centering
\par
   \begin{tabular}{lllll}
      \hline\hline\noalign{\smallskip}
      Model & IMRD & $\alpha_{\rm CE}$ & $\alpha_{\rm th}$ & $\chi^2$ \\
      \noalign{\smallskip}\hline
      dK92 M1 & ${\rm d}N\propto{\rm d}q$ & 1.0 & --   & 1.65 \\
      dK92 M2 & ${\rm d}N\propto{\rm d}q$ & 0.3 & --   & 1.02 \\
      dK92 M3 & $M_2$ random from IMF & 1.0 & --   & 0.72 \\
      dK92 M4 & $M_2$ random from IMF & 0.3 & --   & 1.17 \\
      H95 S6  & ${\rm d}N\propto{\rm d}q$ & 1.0 & 1.0 & 2.54 \\
      H95 S4  & ${\rm d}N\propto{\rm d}q$ & 1.0 & 0.0 & 1.66 \\
      \hline
   \end{tabular}
   \end{table}