\begin{table}%t2
\par
\caption{\label{lines}Fluxes of the main emission lines expected in a photoionized
plasma. }
%\centerline
 {\begin{tabular}{ccc}
\hline\hline
 Line & Energy & Flux \\
  & (keV) & (10$^{-6}$ ph cm$^{-2}$ s$^{-1}$) \\
\hline
O {\sc vii} K$\alpha$ & 0.57 & $\rm 29.1^{+23.5}_{-23.7}$ \\
O {\sc viii} K$\alpha$ & 0.65 & $\rm 16.3^{+10.6}_{-10.5}$ \\
O {\sc vii} RRC & 0.74 &  $\rm 12.5^{+4.6}_{-4.6}$ \\ 
O {\sc viii} RRC & 0.87 & $\rm 15.0^{+4.4}_{-3.0}$ \\
Ne {\sc ix} K$\alpha$ & 0.91 & $\rm 4.9^{+3.0}_{-4.5}$ \\
Fe {\sc xx} L & 0.965 & $\rm 9.6^{+2.6}_{-7.1}$ \\
Ne {\sc x} K$\alpha$ & 1.02 & $<$7.0 \\
Fe {\sc xxii} L & 1.053 & $\rm 6.9^{+2.0}_{-4.6}$ \\
Fe {\sc xxiii} L & 1.13 & $\rm 3.7^{+2.5}_{-2.8}$ \\
Fe {\sc xxiv} L & 1.17 & $<$3.3 \\
Mg {\sc xi} K$\alpha$ & 1.34 & $\rm 1.5^{+1.2}_{-1.2}$ \\
Si {\sc xiii} K$\alpha$ & 1.85 &  $<$2.1 \\
\hline 
\end{tabular}}
\par
\end{table}