\begin{table}%t1
\caption{Summary of the differences of the object catalogs used for the
  lensing analyses of \citet{ewm00} and this work. The {\it brightness} key
  refers to the magnitude bins used to split the sample (note that the
  magnitudes are not calibrated).}\label{tab:ewm00}
%\centering
\small
\begin{tabular}{lcc}
\hline \hline
 & \citet{ewm00} & this work\\
\hline
Masking & $-$ & $\surd$\\
Source extraction & $6~ {\rm px}\ge 1.0\sigma$ & $3~ {\rm px}\ge 1.0\sigma$\\
Weighting & $-$ & $\surd$\\
$|\bfmath{\varepsilon}|$ & $\le$$1.0$ & $\le$$0.8$ \\
Brightness & $m \ga 23$ & $all$ \\
 & & $m \ge 23.67$ \\
 & & $22.54 < m < 23.67$ \\
 & & $m \le 22.54$ \\
\hline
\end{tabular}
\end{table}