\begin{table}%t1
\caption{Initial parameters for  the dynamical simulations of
\citet{Merlin06} in the Standard CMD scenario, where masses are in units
of $10^{12}~M_\odot$, radii are in kpc, and ages are in Gyr.\label{tabcosmo}} %\centering
\par
\begin{tabular}{lll}
\hline\hline
Model                                   & A              & B\\
cosmological background                 & S-CDM          &  S-CDM       \\
\hline
Initial redshift                        & 50             & 53          \\
$\Omega_{\rm m}$                              & 1              & 1            \\
$H_0 = 50 ~\rm  km ~Mpc^{-1}~ s^{-1} $ & 50             & 50           \\
Gas particles & 13~719 & 13~904 \\
CDM particles & 13~685 & 13~776 \\
Total Mass   & $ 1.62 $ & $ 0.03 $ \\
Initial baryonic mass fraction  & 0.10 & 0.10  \\
Present gas mass &0.062 &0.0004 \\
Present star mass &0.091 &0.0029 \\
$M_{\rm star}/M_{\rm baryons}$ & 0.556& 0.82\\
Initial radius  & 33 & 9\\
Half-Mass radius of stars & 7 & 1\\
Half-Mass radius of DM &52 &15\\
Effective radius of stars &5.2 & 0.8 \\
Present virial radius  &300  & 41 \\
Axial ratio $b/a$ (stars) &  1.08 & 1.04\\
Axial ratio $c/a$ (stars) &1.07 & 1.00\\
Axial ratio $b/a$ (Dark Matter) &  1.14 & 1.14\\
Axial ratio $c/a$ (Dark Matter) &1.17 & 0.96\\
Age of the last computed model & 13 & 5\\
\hline
\end{tabular}
\end{table}