\begin{table}%t1
%\centering
\par
\caption{Overview of the used evolutionary models from \citet{DM94} (DM94), \citet{DM97} (DM97), BCAH98, PS99, \citet{SDF00} (SDF00) and \citet{Yi03} (YKD03) with the choices of free parameters. The table is restricted to those parameters which are necessary to distinguish between the models.
\label{tab:models}}
\begin{tabular}{l|llll}
\hline
\hline
model&metallicity&$Y$&$X_D/10^{-5}$&Convection\\
\hline
DM94  &                &          &                  &MLT\\
              &                &          &                  &CM\\
\hline
DM97  & $Z=0.01$       & 0.26     & $2\times10^{-5}$ & \\
              & $Z=0.01$       & 0.26     & $4\times10^{-5}$ & \\
              & $Z=0.01$       & 0.28     & $1\times10^{-5}$ & \\
              & $Z=0.01$       & 0.28     & $2\times10^{-5}$ & \\
              & $Z=0.01$       & 0.28     & $4\times10^{-5}$ & \\
\hline
BCAH98& $[M/H]=0.0$    & 0.275    &                  &MLT ($\alpha=1.0$)\\
              & $[M/H]=0.0$    & 0.275    &                  &MLT ($\alpha=1.5$)\\
              & $[M/H]=0.0$    & 0.282    &                  &MLT ($\alpha=1.9$)\\
              &$[M/H]=-0.5$    & 0.250    &                  &MLT ($\alpha=1.0$)\\
\hline
PS99  &                & 0.28     &                  &MLT ($\alpha=1.5$)\\
\hline
SDF00 & $Z=0.01$       & 0.256    &                  &\\
                          & $Z=0.02$       & 0.277    &                  &\\
                          & $Z=0.02$       & 0.277    &                  &$+$overshooting\\
                          & $Z=0.03$       & 0.297    &                  &\\
                          & $Z=0.04$       & 0.318    &                  &\\
\hline
YKD03  & $Z=0.01$       &          &                  &\\
                      & $Z=0.023$      &          &                  &\\
                      & $Z=0.03$       &          &                  &\\
\hline
\end{tabular}
\end{table}