\begin{table}%t2
\caption{\label{tab:solar}Best-fit spectral parameters for the synthetic spectra of \hd\ derived assuming a different coverage of AR, CO, and flaring regions.}
%\centering
\par
 \begin{tabular}{lcccccccccc}
 \hline\hline
    Phase & \multicolumn{3}{c}{Surface filling factor} &
    $kT_1$ & $kT_2$ & $EM_1$ & $EM_2$ & 
    $\overline{\chi_{\rm r}}^2$ & \lx\ (0.2--2.5 keV) & $kT$ \\
      & AR & CO & FL & [keV] & [keV] & [$10^{50}$ cm$^{-3}$] & [$10^{50}$
     cm$^{-3}$] & & [erg s$^{-1}$] & [keV] \\ \hline
    Max & 60\% & 40\% & -- & $0.24\pm 0.03$  & $0.51\pm 0.02$ &
    $2.0\pm 0.4$ & $3.0\pm 0.4$ & 0.65 & $5.35\times 10^{28}$ & 0.40 \\
    Min & 60\% & 4\% & -- & $0.16\pm 0.01$  & $0.42\pm 0.03$ &
    $0.51\pm 0.07$ & $0.53\pm 0.08$ & 0.70 & $9.70\times 10^{27}$ & 0.29 \\
    Max + Flare & 60\% & 40\% & 0.0007 & $0.33\pm 0.01$  & $1.26\pm 0.02$ &
    $5.8\pm 0.1$ & $8.1\pm 0.2$ & 0.95 & $1.1\times 10^{29}$ & 0.88 \\
    \hline
    \end{tabular}
\end{table}