\begin{table}%t1 
\caption{Comparison of different reddening models.} 
\begin{tabular}{lcccccc} \hline \hline 
 & Drimmel et al.  & Parenago        & Arenou et al.   \\ \hline
Marshall et al. & 1.01 $\pm$ 0.82 & 1.00 $\pm$ 0.88 & 0.99 $\pm$ 0.76 \\
Arenou et al.    & 1.20 $\pm$ 0.62 & 1.15 $\pm$ 0.55 & --               \\
Parenago         & 1.06 $\pm$ 0.24 & --               & --               \\
\hline 
\end{tabular} 
\label{Tab-red}
\end{table}