\begin{table}%t7
\caption{\label{valnr}S\'ersic indexes and effective radii expressed in kpc for the SDSS
photometric passbands and for all model galaxies.}
%\centering
\par
\begin{tabular}{ccccccc}
\hline \hline \noalign{\smallskip}
\multicolumn{1}{c}{} &
\multicolumn{2}{c}{$\rm SCDM$} &
\multicolumn{2}{c}{$\Lambda\rm  CDM$} &
\multicolumn{2}{c}{$\Lambda\rm  CDM_{mp}$} \\
\hline
\multicolumn{1}{c}{band} &
\multicolumn{1}{c}{$n$} &
\multicolumn{1}{c}{$R_{\rm e}$} &
\multicolumn{1}{c}{$n$} &
\multicolumn{1}{c}{$R_{\rm e}$} &
\multicolumn{1}{c}{$n$} &
\multicolumn{1}{c}{$R_{\rm e}$} \\
\hline
$u$ & 3.22 & 6.42 &  2.2  & 2.38 & 3.97 & 4.31 \\
$g$ & 3.08 & 5.78 &  2.1  & 2.43 & 3.69 & 3.67 \\
$r$ & 3.07 & 5.42 &  1.87 & 2.7  & 3.37 & 3.27 \\
$i$ & 3.86 & 5.83 &  1.99 & 2.73 & 3.14 & 3.07 \\
$z$ & 4.42 & 5.98 &  2.21 & 2.6  & 2.94 & 2.95 \\
\hline
\end{tabular}
\end{table}