\begin{table}%t8 %\centering \par \caption{\label{orbpos2}Orbital parameters for giant-intermediate interactions.} \par \begin{tabular}{cccccc} \hline\hline \noalign{\smallskip} orb.id & $r_{{\rm ini}}$\tablefootmark{a} & $v_{{\rm ini}}$\tablefootmark{b} & $L$\tablefootmark{c} & $E$\tablefootmark{d} & spin\tablefootmark{e}\\ & kpc & 10$^2$~km~s$^{-1}$ & 10$^2$~km~s$^{-1}$~kpc & 10$^4$~km$^2$~s$^{-2}$ &\\ \hline 01dir & 100. &1.73 &48.0 &0.0 & up\\ 01ret & 100. &1.73 &48.0 &0.0 & down\\ 02dir & 100. &1.79 &49.0 &0.1 & up\\ 02ret & 100. &1.79 &49.0 &0.1 & down\\ 03dir & 100. &1.73 &60.0 &0.0 & up\\ 03ret & 100. &1.73 &60.0 &0.0 & down\\ 04dir & 100. &1.79 &61.0 &0.1 & up\\ 04ret & 100. &1.79 &61.0 &0.1 & down\\ 05dir & 100. &1.73 &69.3 &0.0 & up\\ 05ret & 100. &1.73 &69.3 &0.0 & down\\ 06dir & 100. &1.79 &69.7 &0.1 & up\\ 06ret & 100. &1.79 &69.7 &0.1 & down\\ \hline \end{tabular} \tablefoot{\tablefoottext{a}{Initial distance between the two galaxies;} \tablefoottext{b}{absolute value of the initial relative velocity;} \tablefoottext{c}{$L = \mid \vec{r_{{\rm ini}}} \times \vec{v_{{\rm ini}}}\mid $;} \tablefoottext{d}{$E={v_{{\rm ini}}}^2/2-G(m_1+m_2)/r_{{\rm ini}}$, with $m_1 = 2.3 \times 10^{11}~M_{\odot}$ and $m_2 = 1.15 \times 10^{10}~M_{\odot}$;} \tablefoottext{e}{orbital spin, if the $z$-component is parallel (up) or anti-parallel (down) to the $z$-axis.}} \end{table}