\begin{table}%t2
\caption{\label{tab:phase_averaged}Best fit parameters of the phase averaged spectral model, if
uncertainties are omitted, the parameter is frozen.}
$$
 {\small  \begin{tabular}{ l r@{}l l r@{}l}
\hline \hline
\multicolumn{3}{c}{Phenomenological} & \multicolumn{3}{c}{Physical}\\
 \hline\noalign{\smallskip}
$N_{\rm H}$ [cm$^{-2}]$ &1.38 &~$\pm~0.03$ & $N_{\rm H}$ [cm$^{-2}$] & 0.9&\\
%\hline
&&& $T_0$ [keV]&$0.51$  &~$\pm 0.01$ \\
&&& $T_{\rm C}$ [keV]&$2.90$ & $_{-0.05}^{+0.03}$\\
&&&$\tau$ &24.4 &~$\pm 0.4$\\
& &  & norm$^*$ &0.257 &~$\pm$~0.003\\
$E_{\rm c}$ [keV] & 14.5 &~$\pm$~0.3 & $\xi$  & $4.0$ & $_{-0.4}^{+0.2}$\\
$E_f$ [keV] & 13.5 &~$\pm$~0.2  & $\delta$ & $0.59$ &~$\pm$~0.02\\
$\Gamma$& 0.998&~$\pm$~0.007 & $B~[10^{12}~{\rm G}]$ & 0.591 &~$\pm$~0.002\\
$K$  & 0.247&~$\pm$~0.003  &  $T_{\rm e}$ [keV]  & $7.94$ &~$\pm$~0.11 \\
 & & & $r_0$ [m]  & 600   &  \\
 & & & $\dot M~[{\rm 10^{17}~g~s^{-1}}]$ & 0.6&\\
$E_{\rm G}$ [keV]   & $7.056$ & $_{-0.029}^{0.014}$ & $E_{\rm G}$ [keV] &9.07 &~$\pm$~0.12\\
$\sigma_{\rm G}$ [keV]   & 2.51 &$_{-0.03}^{+0.08}$  &$\sigma_{\rm G}$ [keV]  & 1 & \\
$N_{\rm G}$ $[{\rm cts~cm^{-2}~s^{-1}}]$  & 0.144 &~$\pm$~0.003 & $N_{\rm G}$ $[{\rm cts~cm^{-2}~s^{-1}}]$  & $0.0080$ &~$\pm$~0.0009\\
$E_1$ [keV] & 11.16 &~$\pm$~0.15 & $E_1$ [keV] & $11.58$ &~$\pm$~0.13\\
$\sigma_1$ [keV] & 1 & & $\sigma_1$ [keV]  & 2 & \\
$N_1$ $[{\rm cts~keV}]$ & 0.09 &~$\pm$~0.02 & $N_1$ $[{\rm cts~keV}]$& 0.70 &~$\pm$~0.04 \\
$E_2$ [keV] & 22.99 &~$\pm$~0.05 & $E_2$ [keV] & $22.76$ &~$\pm$~0.09\\
$\sigma_2$ [keV] & 2.8&~$\pm$~0.1 &$\sigma_2$ [keV] & 2 & \\
$N_2$ $[{\rm cts~keV}]$  & 2.3 &~$\pm$~0.1 & $N_2$ $[{\rm cts~keV}]$  & $1.22$ &~$\pm$~0.05 \\
%\hline                                                                         
$E_3$ [keV]  & 32.6 &~$\pm$~0.4 &$E_3$ [keV] & $36.3$ &~$\pm$~0.6\\
$\sigma_3$ [keV]  & 3 &  &$\sigma_3$ [keV] & 3 &  \\
$N_3$ $[{\rm cts~keV}]$  & 1.6 &~$\pm$~0.2&$N_3$ $[{\rm cts~keV}]$  & $2.4$ &~$\pm $~0.2\\
%\hline                                                                         
$E_4$ [keV]   & 40.8 &~$\pm$~0.7 &$E_4$ [keV]   &  $46.5$ &~$\pm$~1.1 \\
$\sigma_4$ [keV]   & 4 &  &$\sigma_3$ [keV]  & 4 &  \\
$N_4$ $[{\rm cts~keV}]$  & 2.5  &~$\pm$~0.2 & $N_4$ $[{\rm cts~keV}]$  & $2.9$ &~$\pm$~0.4\\
%\hline                                                                         
$E_5$ [keV]  & 53 &~$\pm$~1 &$E_5$ [keV]   & $57$ &~$\pm$~2\\
$\sigma_5$ [keV]  & 4 &  &$\sigma_3$ [keV]  & 4 &  \\
$N_5$ $[{\rm cts~keV}]$  & 2.6 &~$\pm$~0.4&$N_5$ $[{\rm cts~keV}]$  & $3.6$ &~$\pm$~0.7\\
$\chi^2$ (d.o.f.)   & 1.48 &(705) & $\chi^2$ (d.o.f.)   & 1.49 &(703) \\
flux$^{**}$ &$ (1.070$ &~$\pm$~$0.002)\times 10^{-8}$ &flux$^{**}$  & $ (1.070$ &~$\pm$~$0.003 )\times 10^{-8}$ \\
\hline
\end{tabular}}
$$
\medskip
 $^{*}$ The definition of the model normalization is reported in \XSPECB~documentation;  $^{**}$ the flux in the 1--100~keV energy band is expressed in units of ${\rm erg~cm^{-2}~s^{-1}}$.
\end{table}