\begin{table} % %\centering \par % \caption{Best-fit parameters to the continuum RGS spectrum of Mrk 279, consisting of a single power law plus a modified black body, for the $H$, $L$ and $R$ datasets. The continuum and black body luminosities are both in the 0.5-2~keV range.} % \label{cont} % % \begin{tabular}{lcccc} % \hline % \hline % \noalign{\smallskip} % Dataset & $\Gamma$ & $L_{0.5-2~{\rm{~keV}}}$$^a$ & $T_{mbb}$ (keV)& $L_{mbb}$$^a$ \\ % \noalign{\smallskip} % \hline % \noalign{\smallskip} % $H$ & 2.05$\pm$0.07 & 4.7$\pm$0.1 & 0.14$\pm$0.01 & 0.43$\pm$0.06 \\ % \noalign{\smallskip} % \hline % \noalign{\smallskip} % $L$ & 1.91$\pm$0.08 & 3.9$\pm$0.1 & 0.14$\pm$0.01 & 0.43$\pm$0.05 \\ % \noalign{\smallskip} % \hline % \noalign{\smallskip} % $R$ & 2.03$\pm$0.08 & 4.3$\pm$0.1 & 0.14$\pm$0.01 & 0.33$\pm$0.07 \\ % \noalign{\smallskip} % \hline % \noalign{\smallskip} % \multicolumn{4}{l}{$^a$ In units of $10^{43}$~erg s$^{-1}$}\\ % \end{tabular} %\end{table}