\begin{table}%t4
\caption{\label{pn-fits-b}Results from the two-temperature model fits to the \mbox{EPIC-pn} spectra
           -- the parameters assumed to be constant with time.}
\small%\centering
\par
\begin{tabular}{lcc}
\hline\hline 
\multicolumn{1}{l}{Parameter} &
\multicolumn{1}{c}{Model} &
\multicolumn{1}{c}{Model}\\
\multicolumn{1}{l}{} &
\multicolumn{1}{c}{A} &
\multicolumn{1}{c}{B}\\
 \hline\noalign{\smallskip}
Galactic \nh\ (\ohcm{21}, fixed)      & 0.6                       & 0.6 		      \\  
LMC~\nh\  (\ohcm{21})		      & $\rm 2.50_{-0.33}^{+0.19}$    & $\rm 2.27_{-0.22}^{+0.19}$    \\   
$n_{\rm e} t$ (10$^{10}$ s cm$^{-3}$)  & $\rm 5.7_{-1.2}^{+1.4}$	  & $\rm 5.8_{-1.3}^{+1.8}$       \\   
He (fixed)			      & 2.57			  & 2.57		      \\  
C (fixed)			      & 0.09			  & 0.09		      \\   
N				      & $\rm 0.80_{-0.27}^{+0.52}$    & $\rm 0.95_{-0.38}^{+0.57}$    \\   
O				      & $\rm 0.066_{-0.013}^{+0.030}$ & $\rm 0.099_{-0.020}^{+0.017}$ \\  
Ne				      & $\rm 0.24_{-0.04}^{+0.07}$    & $\rm 0.18_{-0.02}^{+0.04}$    \\  
Mg				      & $\rm 0.27_{-0.06}^{+0.08}$    & $\rm 0.24_{-0.07}^{+0.04}$    \\  
Si				      & $\rm 0.66_{-0.12}^{+0.16}$    & $\rm 0.61_{-0.12}^{+0.07}$    \\  
S				      & $\rm 0.32_{-0.18}^{+0.20}$    & $\rm 0.31_{-0.16}^{+0.17}$    \\  
Ar (fixed)			      & 0.54			  & 0.54		      \\  
Ca (fixed)			      & 0.34			  & 0.34		      \\   
Fe				      & $\rm 0.042_{-0.009}^{+0.013}$ & $\rm 0.058_{-0.013}^{+0.008}$ \\   
Ni (fixed)			      & 0.62			  & 0.62		      \\
 \hline
\end{tabular}
\end{table}