\begin{table}%t9
\caption{\label{tab:mask}Estimation of the tensor to scalar ratio with two different galactic cuts in the EPIC-2m experiment.}
%\centering
\par
$$
  \begin{array}{ccccc}
    \hline
    \hline
    r & r^{\rm est} & \sigma_r^{\rm FISHER} & \sigma_r^{\rm no-fg} & \fsky \\
    \hline
    0.001 & 1.01 \times 10^{-3} & 1.60 \times 10^{-4} & 5.25 \times 10^{-5} & 0.87\\
    0.001 & 1.01 \times 10^{-3} & 1.68 \times 10^{-4} & 5.72 \times 10^{-5} & 0.73\\
    \hline
  \end{array}
$$
\end{table}