\begin{table}%t2
\caption{\label{ext}Results of fitting the SED of \thisqsoshort\ with different extinction curves.}
%\centering
\small
\begin{tabular}{c c c c}
\hline
\hline
&&& \\[-8pt]
Extinction law &$R_{\rm V}$ & $E(B-V)$ & $\chi^2_{\nu}$\\
&&& \\[-8pt]
\hline
     MW    &3.1 &     $0.26\pm0.01$  &   3.0 \\
     LMC   &3.4 &     $0.24\pm0.02$  &   1.6 \\
     LMC2  &2.7 &     $0.27\pm0.02$  &   1.2 \\
     SMC   &2.7 &     $0.16\pm0.02$  &   2.1 \\
\hline
\end{tabular}
\end{table}