\begin{table}%t1
      \caption{Target state energies in rydbergs relative to the
      ground state of \ion{Fe}{ii}; NIST are the observed values from the NIST
      databank and B88 are the theoretical works of Berrington et~al. \cite{berr88}.
      \label{tab1}}
      %\centering
\par
      \begin{tabular}{cccccc}
            \hline\hline
	    Index & Term & 2J & Energy & NIST & B88 \\
	    \hline
1  & 3d$^{6}$4s $^{6}$D$^{e}$ &  9 &     0.00000 & 0.00000 & 0.00000 \\     
2  & 3d$^{6}$4s $^{6}$D$^{e}$ &  7 &     0.00398 & 0.00351 & 0.00324 \\    
3  & 3d$^{6}$4s $^{6}$D$^{e}$ &  5 &     0.00695 & 0.00608 & 0.00560 \\   
4  & 3d$^{6}$4s $^{6}$D$^{e}$ &  3 &     0.00903 & 0.00786 & 0.00725 \\   
5  & 3d$^{6}$4s $^{6}$D$^{e}$ &  1 &     0.01025 & 0.00890 & 0.00822 \\   
6  & 3d$^{7}$ $^{4}$F$^{e}$   &  9 &     0.02898 & 0.01706 & 0.05030 \\   
7  & 3d$^{7}$ $^{4}$F$^{e}$   &  7 &     0.03428 & 0.02214 & 0.05540 \\   
8  & 3d$^{7}$ $^{4}$F$^{e}$   &  5 &     0.03820 & 0.02586 & 0.05930 \\   
9  & 3d$^{7}$ $^{4}$F$^{e}$   &  3 &     0.04091 & 0.02841 & 0.06210 \\   
10 & 3d$^{6}$4s $^{4}$D$^{e}$ &  7 &     0.07233 & 0.07249 & 0.09110 \\   
11 & 3d$^{6}$4s $^{4}$D$^{e}$ &  5 &     0.07696 & 0.07647 & 0.09470 \\   
12 & 3d$^{6}$4s $^{4}$D$^{e}$ &  3 &     0.08007 & 0.07910 & 0.09730 \\   
13 & 3d$^{6}$4s $^{4}$D$^{e}$ &  1 &     0.08187 & 0.08062 & 0.09890 \\   
14 & 3d$^{7}$ $^{4}$P$^{e}$   &  5 &     0.15040 & 0.12279 & 0.17180 \\   
15 & 3d$^{7}$ $^{4}$P$^{e}$   &  3 &     0.15270 & 0.12460 & 0.17480 \\   
16 & 3d$^{7}$ $^{4}$P$^{e}$   &  1 &     0.15492 & 0.12671 & 0.17660 \\
\hline
\end{tabular}
\end{table}