\begin{table}%t1
%\centering
\par
\caption{\label{table1}High frequency noise properties as a function of the pixel size.}
\begin{tabular}{cccccc}
\hline \hline 
$S$ & $p$ [$\mu$m] & \multicolumn{2}{c|}{High frequency noise angular position [$\lambda/D$]} & \multicolumn{2}{c}{Microdots halo intensity} \\
\cline{3-6} 
& & Apodized PSF & Coronagraphic PSF & Theory ($I$) & simulation \\
\hline
150 & 20 & 20 & 5 & $1.0\times 10^{-5}$ &$1.7\times 10^{-5}$ \\
300 & 10 & 30 & 10 & $2.6\times 10^{-6}$ & $4.2\times 10^{-6}$\\
600 & 5  & 40 & 20 & $6.5\times 10^{-7}$ &$1.0\times 10^{-6}$ \\
1200 & 2.5 & 50 & 40 & $1.6\times 10^{-7}$ & $2.6\times 10^{-7}$\\
\hline
\end{tabular}
\end{table}