\begin{table}%t1
\caption{\label{tab1}Important values of the free motion of Venus.}
\par
%\centering
\par
\begin{tabular}{lll}
\hline \hline \noalign{\smallskip}
 Constant & Numerical values  \\
\hline\noalign{\smallskip}
$\frac{C}{A}$& 1.000016  \\
$\frac{C}{B}$ &1.000010  \\
$e$ & 0.230769  \\
$\frac{C}{D}$  & --0.000013  \\
$n_{l}$& 0.0119495 rd/cy\\
$T_{l}$&525.81 cy\\
$n_{g}$&0.0258549 rd/d\\
$T_{g}$&--243.02 d\\[2pt]
\hline
\end{tabular}
\end{table}