\begin{table}%T4
\caption{Temperature and atmospheric models.} \label{tabmod}
%\centerline
{
\begin{tabular}{lccccc}
\hline\hline
\multicolumn{3}{l}{Model} & \multicolumn{2}{c}{Water vapour} & Figures \\
      & $T_{\rm s}$ [K] & $T(z)^1$ & \multicolumn{2}{c}{mixing ratio} & \\
\hline
 1 & 260 & GCM	& $1\times10^{-4}$ &  (5.9 pr-$\mu$m)$^2$ & \ref{spwide1},\ref{spshort1} \\
 2 & 260 & GCM	& $2\times10^{-4}$ & (11.5 pr-$\mu$m) & \ref{spwide1}--\ref{spo2} \\
% 3 & 260 & GCM	& $3\times10^{-4}$ & (16.9 pr-$\mu$m) & \ref{spwide2},\ref{spshort2}\\
 3 & 260 & GCM	& $4\times10^{-4}$ & (22.2 pr-$\mu$m) & \ref{spwide1},\ref{spshort1} \\
 4 & 260 & GCM	&$10\times10^{-4}$ & (51.2 pr-$\mu$m) & \ref{spwide1},\ref{spshort1} \\
% 6 & 260 & (2)	& $3\times10^{-4}$ & (13.5 pr-$\mu$m) & \ref{spwide2},\ref{spshort2} \\
 5 & 260 & (2)	& $2\times10^{-4}$ & (11.5 pr-$\mu$m) & \ref{spwidenov},\ref{spshortnov}, \ref{sph218o},\ref{spco} \\
 6 & 250 & GCM	& $2\times10^{-4}$ & (11.5 pr-$\mu$m) & \ref{spshortnov2} \\
 7 & 270 & GCM	& $2\times10^{-4}$ & (11.5 pr-$\mu$m) & \ref{spshortnov2},\ref{spo2} \\
\hline
\end{tabular}}
\medskip
$^1$ Atmospheric vertical temperature profile from Fig.~\ref{figtemp}. \\
$^2$ Micrometres of precipitable water.  
\end{table}