\begin{table}%t11
%\centering
\par
      \caption{Model fit parameters of the October 2000 wide $K'$ band data of R~Tri with FLUOR and PTI.\label{tab:R_Tri}}         
      \begin{tabular}{ccccc}            \hline            \hline            \noalign{\smallskip}$R_{\star}$ &~$R_{{\rm layer}}$ &~$T_{\star}$ &~$T_{{\rm layer}}$ &~$\tau_{K'}$ \\(mas) & (mas) & (K) & (K) &\\            \noalign{\smallskip}            \hline            \noalign{\smallskip}1.75 & 4.11 & 3500 & 2388 & 0.09 \\    \noalign{\smallskip}            \hline         \end{tabular} 
\end{table}