\begin{table}%t3
  %\centering
\par
  \caption {\label{PINWHEEL}Parameter of our best-fitting pinwheel model (see also
      Fig.~\ref{FigVisibPinwheel}).}
    \begin{tabular}{ccc}
      \hline\hline
      Parameter  & Description &  Value \\
      \hline
      $S$  & Total size & $13.9\pm1.1$~mas \\
      $T$  & Turns & 1 (fixed) \\
      $s$  & Ring-size at extremity & $22.6\pm4.7$~mas  \\
      $f$  & Flux at extremity & 0 (fixed)  \\
      $i$  & Inclination angle & $3\pm26$\deg  \\
      $\omega$  & Orientation on sky & $9.2\pm9.6$\deg  \\
      $\gamma$  & Rotation angle & $0.0\pm9.6$\deg  \\
      $F$  & Background flux fraction & $49\pm5$\% \\
      \hline
    \end{tabular}  
\end{table}