\begin{table}%t3
\caption{\label{t3}Two-component fit diameters (Gaussian functions).}
%\centering
\small
\begin{tabular}{cccc}
\hline\hline
 Filter      &  {\it FWHM} [mas]      & {\it FWHM} [mas]      &  Brightness ratio      \\
             &  Large Comp. & Small Comp. &  Large/Small\\
\hline
$K$          &  210 $\pm$ 30    & 15.5 $\pm$ 3      &  0.069 $\pm$ 0.012       \\
$H$          &  180 $\pm$ 22    & 18.4 $\pm$ 3      &  0.126 $\pm$ 0.022       \\
\hline
\end{tabular}
\end{table}