\begin{table}%t3
%\centering
\par
%
\caption{Variation ranges for some orbital parameters fo the 3
  planets over the $10^8~$yr integration.
\label{ranges}}
\begin{tabular}{lllll}
\hline\hline\noalign{\smallskip}
Planet & Semi-major axis & Eccentricity & Periastron & Apoastron\\
       &    (AU)  & & (AU) & (AU)\\
\noalign{\smallskip}\hline\noalign{\smallskip}
\gl~b & 0.040609--0.046185 & 0.01--0.095 & 0.0368--0.0402 &
0.041--0.0445\\
\gl~c & 0.072885--0.073 & 0.07--0.16 & 0.0614--0.0678 & 0.078--00846\\
\gl~d & 0.2522--0.2528 & 0.1200--0.1246 & 0.2207--0.2227 &
0.2823--0.2843 \\
\hline
\end{tabular}
\end{table}