\begin{table}%T6 \caption{\label{X_FITS_BL}Joint fits to the EPIC spectra of \object{PG~2112+059} taken at different epochs: ionised reflector, disk, and black hole properties.} \small%\centering \par \begin{tabular}{llcccccc} \hline \hline \noalign{\smallskip} Fit & $M$\tablefootmark{a}& \multicolumn{3}{c}{Ionised Reflector} & \multicolumn{2}{c}{ Disk} & \multicolumn{1}{c}{Black Hole} \\ & & Norm & Fe\tablefootmark{b} & $\Xi$\tablefootmark{c} & Index\tablefootmark{d} & Inclination & $a/M$\tablefootmark{e} \\ \noalign{\smallskip} & & [$\rm cm^{-2}\;s^{-1}$] & [$\rm erg ~ cm ~s^{-1}$] & & [$\rm degree$] & \\ \hline \noalign{\smallskip} 4 &$k(r)$& & $\rm 1.80_{-0.24}^{+0.26}$ & & & $\rm 52.5_{-2.3}^{+2.2}$ & $\rm 0.99_{-0.02}^{+0.0082}$ \\ & & $\rm 8.35_{-5.08}^{+10.9}\;10^{-6}$ & & $\rm 31.2_{-1.2}^{+8.2}$ & $\rm 4.45_{-0.63}^{+0.92}$ & & \\ & & $\rm 8.77_{-4.10}^{+2.70}\;10^{-7}$ & & $\rm 30.0_{-0.0}^{+23.1}$ & $3.00_{ }$\tablefootmark{f} & & \\ & & $\rm 2.96_{-1.46}^{+2.91}\;10^{-7}$ & & $\rm 39.3_{-7.3}^{+ 9.7}$ & $\rm 2.87_{-0.21}^{+0.54}$ & & \\ & & $\rm 6.55_{-2.06}^{+4.16}\;10^{-7}$ & & $\rm 30.0_{-0.0}^{+3.5}$ & $\rm 2.89_{-0.20}^{+20}$ & & \\ & & $\rm 4.13_{-2.45}^{+4.63}\;10^{-7}$ & & $\rm 30.0_{-0.0}^{+7.2}$ & $\rm 2.79_{-0.39}^{+0.51}$ & & \\ \noalign{\smallskip}\hline \end{tabular} \tablefoot{The corresponding continuum properties are provided in Table~\ref{X_FITS_BLC}. Explanation of labels: \tablefoottext{a}{the spectral models are described in Table~\ref{Mod};} \tablefoottext{b}{iron abundance relative to solar iron abundance;} \tablefoottext{c}{ionisation parameter as defined in {\em reflion};} \tablefoottext{d}{power\--law dependence of emissivity;} \tablefoottext{e}{black hole angular momentum;} \tablefoottext{f}{fixed.} All errors are provided for the 90\% confidence level.}%\vspace{-2mm} \end{table}