\begin{table}%t5
  \caption{\label{tab5}Literature values used to calculate the new parameters.}
    %\centerline
 $${\begin{tabular}{c@{\dotfill}cr@{~$\pm$~}lr@{~$\pm$~}lr@{~$\pm$~}l}
  \hline\hline
    \hspace{1cm}Parameter\hspace{1cm} &
    &
    \multicolumn{2}{c}{WASP-2}&
    \multicolumn{2}{c}{TrES-2}&
    \multicolumn{2}{c}{TrES-4} \\[0.5ex]
  \hline
    $\Delta F$$^{a}$    &&0.01713 &0.00020 &0.01570&0.00013&9.806941&0.000087 \\
    $P$ (days)          &&2.152226&0.000004&2.47063&0.00001&3.553945&0.000075 \\
    $t_{\rm IV}-t_{\rm I}$ (h) &&   1.799&   0.035&  1.840&  0.020&   3.638&  0.0824$^{b}$\\
    $t_{\rm II}-t_{\rm I}$ (h) &&    0.41&    0.04&  0.683&  0.045&   0.701&   0.026$^{b}$\\
    $K$ (m~s$^-1$)     &&     155&       7&  181.3&    2.6&    97.4&     7.2 \\
    $T_{\rm eff}$ (K)&&    5200&     200&   5850&     50&    6200&      75 \\
    $M_{\rm *}$ ($M_\odot$)&&0.89&0.12&0.983&0.061&   1.394&   0.058 \\
    Ref.&&\multicolumn{2}{c}{1, 2}&\multicolumn{2}{c}{3, 4}&\multicolumn{2}{c}{5 ,6}\\[0.5ex]
  \hline
  \end{tabular}}
$$
\smallskip
$^{a}$ {$\Delta F=(F_{\rm no~transit}-F_{\rm transit})/F_{\rm no~transit}=(R_{\rm p}/R_*)^2$};
$^{b}$ {transit duration numbers for TrES-4 are inferred from values published by \citet{man07} using inverted formulas from \citet{sea03}.}
 References. {(1) \citet{cam07}; (2) \citet{cha07}; (3) \citet{odo06}; (4) \citet{hol07}; (5) \citet{man07}; (6) \citet{tor08}.}
\end{table}