\begin{table}%t4
%\centering
\par
\caption{\label{tab:psf}Number of stellar sources ($N^*$) detected in each filter and relative 
limiting magnitudes at the 10$\sigma$, 5$\sigma$, 3$\sigma$ and 95\% completeness level.}
\scriptsize
\begin{tabular}{cccccc}  
\hline\hline
Filter &  $N^*$ & Mag 10$\sigma$ & Mag 5$\sigma$ & Mag 3$\sigma$ & Mag ($C=95$\%)\\
%\noalign{\medskip}
\hline
%\noalign{\medskip}
$R$c/162        & 141~400 & 21.8  & 22.6  & 23.2 & 21.3 \\
$I$c/Iwp        & 141~000 & 21.0  & 21.7  & 22.3 & 21.0 \\
$z$+/61         & 79~000  & 18.7  & 19.6  & 20.2 & 18.8 \\
H$\alpha$/7   & 72~500  & 17.5  & 19.8  & 20.4 & 18.0 \\
H$\alpha$/12  & 84~200  & 17.8  & 19.9  & 20.8 & 18.4 \\
856-nm        & 76~700  & 18.6  & 19.4  & 20.0 & 18.0 \\
914-nm        & 80~400  & 18.9  & 19.5  & 20.1 & 18.0 \\
\hline
\end{tabular}
\end{table}