\begin{table}%t4
\caption{Adopted $\frac{A_{\lambda}}{A_{\rm v}}$ values.}\label{tab4}
\par
%\centering
\small
\begin{tabular}{c c c c c c c c c c c c c c c c}
  \hline
  \hline
Filters & \textit{U} &  \textit{B} & \textit{V} &  \textit{R} &  \textit{I} &  \textit{J} & \textit{H} &  \textit{K}s & $3.6~\mu{\rm m}$ & $4.5~\mu{\rm m}$ & $5.8~\mu{\rm m}$ & $8~\mu{\rm m}$ & $8.59~\mu {\rm m}$ & $11.25~\mu{\rm m}$ & $18.72~\mu{\rm m}$ \\
\hline
%&&&&&&&&&&&&&&& \\[-8pt]
$\frac{A_{\lambda}}{A_{\rm v}}$ &1.575&1.332&1&0.757& 0.486&0.289&0.174&0.115&0.0638&0.0539&0.0474&0.0444&0.0595&0.0605&  0.040\\
%&&&&&&&&&&&&&&& \\[-8pt]
\hline
\end{tabular} 
\end{table}