\begin{table}%t2
\caption{\label{t:comarcsparameters}Effective temperatures and surface gravities (ranges, stepwidths) of the grid of hydrostatic atmospheric models (COMARCS) used.}
%%\centering

\small
\begin{tabular}{llcl}
\hline
\hline
C/O~=~0.48&$T_{\rm eff}$ [K]&2800 $\ldots$ 4000&$\Delta=50$\\
&log($g$ [cm/s$^{2}$])&--0.50 $\ldots$ +0.50&$\Delta=0.25$\\
\hline
C/O~=~0.25&$T_{\rm eff}$ [K]&2800 $\ldots$ 4000&$\Delta=50$\\
&log($g$ [cm/s$^{2}$])&--0.25 $\ldots$ +0.75&$\Delta=0.25$\\
\hline
\end{tabular}
\end{table}