\begin{table}%t6
%\centering
\par
\caption{\label{init}Initial conditions for the GG and the fictitious planets in configuration~1.}
\begin{tabular}[h]{lll}
\hline\hline
& Gas giant& Fictitious planets\\
\hline
$a$ [AU] & 0.3--0.5, $\Delta a = 0.02$&0.0207, 0.0297,\\
 & &0.0427, 0.0613,\\
 & &0.0882, 0.1270,\\
 & &0.1820, 0.2620\\
$e$ & 0--0.2, $\Delta e = 0.02$& 0\\
Incl, $\omega$, $\Omega$, $M$ [deg] & 0&0\\
Mass & 1~$m_{{\rm Jup}}$ & 17~$m_{{\rm Earth}}$\\
\hline
\end{tabular}\vspace*{-3mm}
\end{table}