\begin{table}%t1
%\centering
\par
\caption{\label{sjs}Frequencies and phases for the secular evolution of Jupiter
  and Saturn on their current orbits.
}
\begin{tabular}{ccc}
\hline\hline
 Frequency & Value ($\arcsec$/yr) & Phase ($\degr$)  
\\\hline 
$g_5$ &  4.26 &  30.67 \\
$g_6$ & 28.22 & 128.11  
 \\
 \hline 
\end{tabular}
\end{table}