\begin{table}%T2
  \caption{\label{phot}Observed \wfpc\ magnitudes of \psr\ and associated errors (in parenthesis).     }
  \small%\centering
\par
\begin{tabular}{llll} 
 \hline \hline\noalign{\smallskip}
Filter   &  Date  &  \multicolumn{2}{c}{Magnitudes} \\ 
            & yyyy-mm-dd & This work & Serafimovich   \\ 
                 & & & et~al. (2004)\tablefootmark{*}  \\
                  \hline
{\it F336W} & 2007-06-21 & 21.77 (0.17) &   \\
            & 1999-10-17 & 21.96 (0.19) &22.25 [21.98] (0.13)    \\
{\it F450W }& 2007-06-21 & 22.09 (0.05) &  \\
{\it F555W} & 2007-06-21 & 22.07 (0.05) &  \\
            & 2005-11-15 & 22.11 (0.04) &  \\
            & 1995-10-19 & 21.99 (0.03) &22.17 [22.14]  \\
{\it F675W} & 2007-06-21 & 22.18 (0.04) &   \\
{\it F719W} & 1999-10-17 & 22.29 (0.04) & 22.44 [22.37] (0.12)   \\
{\it F814W} & 2007-06-21 & 22.35 (0.03) &  \\ 
\hline
\end{tabular}
\tablefoot{\tablefoottext{*}{Values accounting for the CTE correction are given in \mbox{brackets}.}}
\end{table}