\begin{table}%t1
%\centering
\par
\caption{\label{tab:beta}Empirical values for $\beta$ in the mass-luminosity relation Eq.~(\ref{equ:mlr}) as given in \citet{1983Ap&SS..96..125C}.}
\small \begin{tabular}{lc}
\hline \hline
{$\beta$} & {Stellar mass regime}\\
\hline
$3.05 \pm 0.14$ & $M_\star \lesssim 0.5~M_\odot$\\
$4.76 \pm 0.01$ & $0.6~M_\odot \lesssim M_\star \lesssim 1.5~M_\odot$\\
$3.68 \pm 0.05$ & $1.5~M_\odot \lesssim M_\star$\\
\hline
\end{tabular}
\end{table}