\begin{table}%t2
\caption{Total intensity images at high resolution (see Figs.~\ref{6cm} and~\ref{3cm}).}
\label{mappeIhigh}
\small%\centerline
{
\begin{tabular}{c c c c c} 
\hline\hline
Source       & $\lambda$    &Beam      & $\sigma$($I$)  & Peak  \\
             & (cm)         &($''$)    & (mJy/beam)   & (mJy/beam)       \\ 
\hline
J1712.4+6401 &  3.6  & 1.07 $\times$ 0.97   & 0.014 & 1.9      \\
$''$         &  6    & 1.94 $\times$ 1.75   & 0.019 & 3.2      \\
J1713.3+6347 &  3.6  & 1.09 $\times$ 1.06   & 0.013 & 2.2      \\ 
$''$         &  6    & 1.99 $\times$ 1.82   & 0.018 & 2.4      \\
J1713.5+6402 &  3.6  & 1.19 $\times$ 1.02   & 0.014 & 11.6     \\ 
$''$         &  6    & 2.11 $\times$ 1.82   & 0.021 & 12.8     \\ 
J1715.1+6402 &  3.6  & 1.05 $\times$ 1.03   & 0.013 & 3.2      \\ 
$''$         &  6    & 1.82 $\times$ 1.78   & 0.016 & 3.5      \\ \hline
\end{tabular}}
\medskip
Column~1: source; Col.~2: observation wavelength; Col.~3: beam; Col.~4: rms noise of the $I$~image; Col.~5: peak brightness.
\end{table}