\begin{table}%t1
  \caption{Relevant parameters used for the source extraction in the undispersed images.}\label{tab:sex}
  %\centering
\small
  \begin{tabular}{lcl}
  \hline \hline
    Parameter & Value & Description \\
    \hline
    \texttt{DETECT\_MINAREA} & $4$ & Minimum number of pixels above
    threshold \\
    \texttt{DETECT\_THRESH} & $3.0$ & Minimum threshold for detection
    \\
    \texttt{ANALYSIS\_THRESH} & $3.0$ & Minimum threshold for analysis
    \\
    \texttt{DEBLEND\_NTHRESH} & $8$ & Number of deblending sub-thresholds
    \\
    \texttt{DEBLEND\_MINCONT} & $0.03$ & Minimum contrast parameter for
    deblending \\
    \texttt{SEEING\_FWHM} & $0.26$ & Stellar FWHM in arcsec \\
    \texttt{BACK\_SIZE} & $64$ & Background mesh size \\
    \texttt{BACK\_FILTERSIZE} & $1$ & Background filter size \\
  \hline
  \end{tabular}
\end{table}