\begin{table}%t8
\caption{Lines used to derive the solar Os abundance. Abundances are derived using either the Holweger-M\"uller or MARCS~models.} \label{Tab:abondsun}
%\centerline
{
\begin{tabular}{llcc}
\hline \hline
Wavelength & $\log gf$$^*$ & \multicolumn{2}{c}{$\log
\varepsilon_{\rm Os}$ }\\ \cline{3-4} (nm)       &           &  H
- M    & MARCS \\
\hline\\
326.7945 & $-$1.09 & 1.40 & 1.30 \\ 330.1559 & $-$0.74 & 1.30 & 1.25
\\ 442.0468 & $-$1.20 & 1.15 & 1.10
\medskip\\
Average &        & 1.28 & 1.22  \\ Global average &        &
\multicolumn{2}{c}{1.25}  \\ \hline
\end{tabular}}
\medskip
$^*$ Deduced from semi-empirical gA-values of Table~\ref{Tab:osI}. Uncertainties are estimated to be about~20--25\%.
\end{table}