\begin{table}%t3
\caption{\label{tab3}Centre-of-the-disk equivalent widths used to determine the solar iron abundance from different model atmospheres (Table~\ref{tab4}).}
%\centerline
 {\begin{tabular}{cr} 
\hline\hline  \noalign{\smallskip}              
{$\lambda$ (\AA)}  & $EW$ (m\AA)    \\
\hline    
   4576.340  &  67.0 \\
   4620.521  &  55.4 \\
   4656.981  &  35.6 \\
   5234.625  &  88.3 \\
   5264.812  &  47.5 \\
   5414.073  &  27.9 \\
   5525.125  &  12.7 \\
   5627.497  &   8.1 \\
   6432.680  &  43.4 \\
   6516.080  &  57.0 \\
   7222.394  &  20.3 \\
   7224.487  &  20.9 \\
   7449.335  &  19.4 \\
   7515.832  &  15.0 \\
   7711.724  &  50.1 \\
\hline                                 
\end{tabular}}
\medskip
The $EW$ are the average values presented in Holweger et~al. (\cite{Holweger1990}),
Bi\'emont et~al. (\cite{Biemont1991}), Hannaford et~al. (\cite{Hannaford1992}), and Grevesse \& Sauval (\cite{Grevesse1999}).
\end{table}