\begin{table}%t7
\caption{\label{tab7}Logarithmic derivatives of the large separation with various modeling parameters: mass, metal fraction, helium fraction, rotation and mixing length parameter.}
%\centering
\small
     \begin{tabular}{lllllc}
        \hline\hline
&&&&& \\[-8pt]
        $\displaystyle \frac{\partial {\rm ln} \Delta \nu}{\partial {\rm ln} \Delta M}$ & $\displaystyle \frac{\partial {\rm ln} \Delta \nu}{\partial {\rm ln} \Delta [{\rm O/Fe}]}$ & $\displaystyle \frac{\partial {\rm ln} \Delta \nu}{\partial {\rm ln} \Delta Y}$ & $\displaystyle \frac{\partial {\rm ln} \Delta \nu}{\partial {\rm ln} V_{\rm eq}}$ & $\displaystyle \frac{\partial {\rm ln} \Delta \nu}{\partial {\rm ln} \alpha_{\rm mlt}}$ &  \\
        &&&&& \\[-8pt]
        \hline
&&&&& \\[-8pt]
        2.6                & 0.83                    &    0.90                        &  $1.1 \times 10^{-3}$                                &  0.21                  &   \\
\hline
\end{tabular}
\end{table}