\begin{table}%t1 \caption {\label{t:reso}Location of the mean motion resonances within the circumprimary disk up to order~10.} %\centerline {\begin{tabular}{ccc} \hline \hline $i$ & $j$ & $a$ (AU)\\ \hline 3 & 1 & 12.89\\ 10 & 3 & 12.01\\ 7 & 2 & 11.63\\ 4 & 1 & 10.64\\ 9 & 2 & 9.84\\ 5 & 1 & 9.17\\ 6 & 1 & 8.12\\ 7 & 1 & 7.32\\ 8 & 1 & 6.70\\ 9 & 1 & 6.19\\ \hline \end{tabular} } \par \smallskip The critical argument is of the type $i \lambda_{\rm c} - j \lambda_{\rm g} - n \varpi_{\rm c} -m \varpi_{\rm g}$ where $\lambda_{\rm c}$ is the true anomaly of the companion star and $\lambda_{\rm g}$ that of the gas while $\varpi_{\rm g}$ is the perihelion longitude of the gas. $\varpi_{\rm c}$ is the perihelion longitude of the star which is constant in our simulations. \vspace{-3mm} \end{table}