\begin{table}%t3
\caption{\label{t:narrow}List of line luminosities as measured by Epic-PN (inst.~1) and RGS (inst.~2). }
%\centerline
{
\begin{tabular}{lllll}
\hline
\hline\noalign{\smallskip}
Ion	&	Rest & ${\rm Lum}_{\rm obs}$	& F-test & Inst. \\
	& wavelength &				& &\\
	&	(\AA)		& ($10^{40}$~erg s\tablefootmark{1})&\%&	\\
\hline	
narrow lines	&	&&\\
%({\it FWHM}$<$7000~\kms)	&	&&\\
%\hline
%\fexxvi~\Lyb	& 1.50		& $3.9\pm3.1$&1\\
Fe~K$\beta$	& 1.75		& $6.6\pm2.8$&89.0&1\\
\fexxvi~\Lya	& 1.77		& $10.0\pm2.7$&99.98&1\\
\fexxv\ f.	& 1.85		& $<$$4.7$&$\dots$&1\\
\fek$^1$	& 1.93		& $12.0\pm7.0$&$>$99.99&1\\
\nex\ 		&12.14		& $<$1.2&$\dots$&2	\\
\neix\ f.	& 13.69		& $<$$1.25$&$\dots$&2	\\
\oviii~\Lya	&18.97		& $<$$1.0$&$\dots$&2\\
\ovii\ f.	&22.10		& $3.1\pm2.0$&89.0&2	\\
\nvii~\Lya	&24.78		& $<$$3.1$&$\dots$&2\\
\nvi\ f.	&29.53		& $<$$1.18$&$\dots$&2\\
%\hline
\hline
broad lines &	&&\\
\noalign{\smallskip}
\ovii\ triplet\tablefootmark{2} & 21.9 & $13\pm7$ &95.0& 2\\
\fek\tablefootmark{3} & $1.93\pm0.03$ & $61\pm6$ & $>$99.99 & 1\\
% rgs
\hline
%broad lines	&&&\\
%\hline
%\fek		& 1.93		&&1\\
%\ovii		& 21.9	&&2	\\
%\hline
\end{tabular}}
\par
\tablefoot{We list the ion, the rest-frame wavelength, the
intrinsic luminosity and their significance, for narrow and broad lines. \tablefoottext{1}{Only narrow, unresolved component in a two-lines model}. \tablefoottext{2}{Blend of the \ovii\ triplet lines}.\tablefoottext{3}{Single Gaussian with free
line-width model.}}%\vspace*{-3.5mm} 
\end{table}