\begin{table}%t1
\caption{\label{tab:morphology_rc3}Median values of the light concentration and central
velocity dispersion for the different galaxy types.}
%\centering
\par
\begin{tabular}{c c c}     % 3 columns 
\hline\hline 
\noalign{\smallskip}
Galaxy type & $C$ & $\sigma_{0}$ \\
            &     & (km s$^{-1}$) \\ 
\noalign{\smallskip}
\hline 
\noalign{\smallskip}
E       & $3.18\pm0.15$ & $242\pm40$ \\  
S0      & $3.10\pm0.31$ & $209\pm43$ \\ 
S0/a-Sb & $2.53\pm0.50$ & $149\pm34$ \\ 
Sbc-Sm  & $2.10\pm0.24$ & $126\pm27$ \\ 
\noalign{\smallskip}
\hline 
\end{tabular} 
\end{table}