\begin{table}%t4
\caption{XSTAR spectral lines prediction.}
\label{tbl3}
%\centering
\par
\begin{tabular}{c c c c c c c}
\hline \hline\noalign{\smallskip}
Complex&
Ion&
Transition&
$\lambda_{\rm lab}$&
$\tau_0(\log[\xi]\approx 3)$&
$\tau_0(\log[\xi]\approx 2.8)$&
$\tau_0(\log[\xi]\approx 2.1)$
\\
\hline\noalign{\smallskip}
Fe C1 at            		&  Fe~{\sc xxv}    & 1$\rm  s^2~{\rm ^1S}$--$\rm 1s2p~{\rm ^1P}$ 	  	& 1.85 & 110	& 44	  	& $\ll$$10^{-2}$ \\
$N_{\rm H}=5\times 10^{22}$ \cmn      &  Fe~{\sc xxiv}   & 1$\rm s^22s~{\rm ^2S}$--$\rm 1s2s2p~{\rm ^2P}$   	& 1.86 & 33	& 36     	& $\ll$$10^{-2}$ \\
				&  Fe~{\sc xxiii}  & 2$\rm s^2~{\rm ^1S}$--$\rm 1s2p~{\rm ^1P}$   		& 1.87 & 45	& 108     	& $\ll$$10^{-2}$ \\
\hline\noalign{\smallskip}
Fe C2 at                        &  Fe~{\sc xxii}   & 2$\rm s^22p$--$\rm 1s2s^22p^2~{\rm ^2P}$              & 1.88 &  & 42             & 3  \\
$N_{\rm H}=5\times 10^{22}$ \cmn      &  Fe~{\sc xxi}    & 2$\rm p^2$--$\rm 1s2s^22p^3~{\rm ^3S}$                & 1.89 &  & 10             & 5  \\
                                &  Fe~{\sc xx}     & 2$\rm s^22p^3$--$\rm 1s2s^22p^4~{\rm ^4P}$            & 1.91 &  & 3              & 18 \\
                                &  Fe~{\sc xix}    & 2$\rm s^22p^4$--$\rm 1s2s^22p^5~{\rm ^3P}$            & 1.92 &  & 0.4            & 26 \\
                                &  Fe~{\sc xviii}  & 2$\rm s^22p^5$--$\rm 1s2s^22p^6~{\rm ^2S}$            & 1.93 &  & 0.1            & 34 \\
\hline
\end{tabular}
\begin{flushleft}
Two different complex of lines are predicted at different ionization states.
The laboratory wavelength $\lambda_{\rm lab}$ is given in \AA.
\end{flushleft}
\end{table}