\begin{table}%t3
      \caption{Standard deviations $\sigma$ between old catalogues 
      and "{\it Sky Catalogue 2000.0}''.}
         \label{DistributionTable2}
      %\centering
\par
         \begin{tabular}{ccc}
           \hline
            \hline
            $ID$ & $epoch$ & 2000 \\
            & & $\sigma$ \\
            \hline
            1 & 137 & 0.64 \\   
            2 & 964 & 0.61 \\
            3 & 1437 & 0.56 \\
            4 & 1572 & 0.67 \\
            5 & 1603 & 0.70 \\
            6 & 1689 & 0.70 \\
            7 & 1843 & 0.41 \\                     
            \hline
         \end{tabular} 
   \end{table}