\begin{table}%t2
%\centering
\par
\caption{\label{tab:singleMP}Detectability of the third mass in the magnification pattern of Fig.~\ref{fig:lightcurvegrid}, for different assumed  photometric uncertainties.}
     \begin{tabular}{rrrrr}
      \hline\hline\noalign{\smallskip}
       \multicolumn{2}{l}{$\sigma$ in mmag} &
       \multicolumn{2}{p{3.3cm}}{Proportion of significantly deviating
         light curves} & Detectability\\ 
       \hline
       \qquad  5  && \qquad 190/228 && 83.3\% \\
       10  && 132/228 && 57.9\% \\
       20  &&  77/228 && 33.8\% \\
       50  &&  39/228 && 17.1\% \\
       100 &&   1/228 &&  0.4\% \\
       \hline
  \end{tabular}\vspace*{-2mm}
\end{table}