\begin{table}%t5
\caption{PW relations for fundamental pulsators with
iron content in the range of [Fe/H]~= $-$2.6 to $-$0.7 and period
$P\le$ 8~days.}\label{tab5}
%\centering
\small
\begin{tabular}{lcccc}
\hline
\hline
\multicolumn{5}{c}{$W=a+b$ log~$P_{\rm F}+c$[Fe/H] $+\;d(l/H_{\rm p}-1.5)$}\\
&&&& \\[-8pt]
\hline
$W$ & $a$ &  $b$ & $c$ &$d$ \\
\hline
$\it WVR$ & $-1.07$ $\pm$ 0.07  & $-2.42$ $\pm$ 0.02  &   +0.01 $\pm$ 0.01 &$-$0.10  \\
$\it WVI$ & $-1.16$ $\pm$ 0.07  & $-2.43$ $\pm$ 0.02  &   +0.04 $\pm$ 0.01 &$-$0.10 \\
$\it WVJ$ & $-1.04$ $\pm$ 0.06  & $-2.37$ $\pm$ 0.02  &   +0.05 $\pm$ 0.01 &$-$0.08 \\
$\it WVH$ & $-1.20$ $\pm$ 0.06  & $-2.58$ $\pm$ 0.02  &   +0.06 $\pm$ 0.01 &$-$0.07 \\
$\it WVK$ & $-1.13$ $\pm$ 0.06  & $-2.52$ $\pm$ 0.02  &   +0.06 $\pm$ 0.01 &$-$0.06\\
$\it WJK$ & $-1.15$ $\pm$ 0.06  & $-2.60$ $\pm$ 0.02  &   +0.06 $\pm$ 0.01 &$-$0.06 \\
\hline
\end{tabular}
\end{table}