\begin{table}%t1
\caption{\label{table1}List of spectral lines of multiplet 816 of neutral iron.}
%\centerline
{\begin{tabular}{ccccccr}        \hline\hline
&Line  & $\lambda$  & Upper &   Lower  & Relative  & $\eta$\\
& No.  & \AA        & level &   level  & strength &       \\
 \hline
& 1  & 6400.010     & $^{5}{\rm D}_4$   &    $^{5}{\rm P}_3$   &    27     & 54   \\
& 2  & 6411.658     & $^{5}{\rm D}_3$   &    $^{5}{\rm P}_2$   &    14     & 28   \\
& 3  & 6408.031     & $^{5}{\rm D}_2$   &    $^{5}{\rm P}_1$   &    5.25   & 10.5 \\
& 4  & 6246.334     & $^{5}{\rm D}_3$   &    $^{5}{\rm P}_3$   &    7      & 14   \\
& 5  & 6301.515     & $^{5}{\rm D}_3$   &    $^{5}{\rm P}_2$   &    8.75   & 17.5 \\
& 6  & 6336.835     & $^{5}{\rm D}_1$   &    $^{5}{\rm P}_1$   &    6.75   & 13.5 \\
& 7  & 6141.734     & $^{5}{\rm D}_2$   &    $^{5}{\rm P}_3$   &    1.     & 2    \\
& 8  & 6232.661     & $^{5}{\rm D}_1$   &    $^{5}{\rm P}_2$   &    2.25   & 4.5  \\
& 9  & 6302.507     & $^{5}{\rm D}_0$   &    $^{5}{\rm P}_1$   &    3.     & 6    \\
\hline
\end{tabular}}
\smallskip
\par
The relative strengths correspond to LS coupling as given by Allen (\cite{Allen2000}).
The ratio $\eta$ of line to continuum absorption is obtained 
from the relative strengths multiplied by a factor of 2; the latter
is chosen arbitrarily
%\end{table}