\begin{table}%t5
  \caption{\label{tab:fitted}The fitted parameters for the repeatability curves.} 
  %\centerline
{ \small                  
  \begin{tabular}{ccccc} 
    \hline\hline
    Frequency  &$\sigma_{0}$ &Error  &$m$  &Error  \\    
    (GHz) &(mJy) &(mJy)  &(\%) &(\%)  \\    
    \hline                         
    4.85          &1.2  &0.2  &1.3 &0.02   \\
    10.45         &1.3  &0.1  &1.6 &0.04   \\
    \hline
  \end{tabular}}
\par
  \medskip
   The $\sigma_{0}$ parameter is the one determining the least
    detectable flux.
\end{table}