\begin{table}%t3
%
\par
\caption{\label{flux_mag}Adopted absolute integrated fluxes and magnitudes 
for Vega.}
%\centerline
{
\small\begin{tabular}{ccc}
 \hline\hline
Band &  Flux & mag(Vega)\\
     &  $10^{-5}$&        \\
     & $\rm erg~s^{-1}~cm^{-2}$\\ 
\hline
$U$    & 0.267 & 0.024 \\
$B$    & 0.607 & 0.028 \\
$V$   & 0.321 & 0.030  \\
$R$  & 0.341 & 0.037  \\
$I$ & 0.167 & 0.033  \\
$J$   & 0.050 & 0.038  \\
$H$    & 0.028 & 0.040  \\
$K$    & 0.011 & 0.043  \\
\hline
\end{tabular}}
\end{table}