\begin{table}%t5
\caption {\label{table:5}Coefficients of correlation for $DX$, $DY$ coordinates corresponding to the fit of Table~\ref{table:2} for LLR series.} % title of Table
%\centering
 % used for centering table
\begin{tabular}{c c c c} % centered columns (4 columns)
\hline\hline % inserts double horizontal lines
Terms & Sin (9.3-yr)  & Secular term &Constant term  \\ % table heading
\hline % inserts single horizontal line
sin (18.6-yr) & 0.6 & --0.8 & --0.7 \\
sin (9.3-yr) & 1 & --0.5 & \\
secular term &  & 1 & 0.7\\
\hline %inserts single line
\end{tabular}
\end{table}