\begin{table}%t2
\caption{\label{xmm-results}Results of the X-ray spectral analysis.}
\par
\small%\centerline
 {
\begin{tabular}{lllll}
\hline\hline 
&&&& \\[-8pt]
Detector & $kT$ [keV] & $Z_{{\rm Fe}}$ [$Z_{\odot}$] & $z$ & $\chi^2$/d.o.f.  \\
 (1)           & (2)           & (3)                                  & (4)    & (5)      \\
\hline
%&&&& \\[-8pt]
MOS1    & $\rm 6.2_{-0.8}^{+1.0}$ & $\rm 0.37_{-0.18}^{+0.20}$ & $\rm 0.96_{-0.03}^{+0.02}$ & $45.1/51$      \\
MOS2    & $\rm 6.2_{-0.6}^{+1.1}$ & $\rm 0.42_{-0.21}^{+0.22}$ & $\rm 0.95_{-0.02}^{+0.03}$ & $50.1/44$      \\
MOS1+2  & $\rm 6.25_{-0.55}^{+0.69}$ & $0.38\pm0.14$       & $0.96\pm0.02$           & $95.4/98$      \\
MOS1+2  & $\rm 6.4_{-0.6}^{+0.7}$ & $\rm 0.34_{-0.13}^{+0.14}$ & $0.975^{1}$     & $96.8/99$      \\[2pt]  
\hline
\end{tabular}}
\smallskip
$^{1}$ Fixed redshift.
\end{table}