\begin{table}%t3
\caption{Afterglow model tests using X-ray data. The condition for closure 
depends on whether $\nu_{\rm c} > \nu_{\rm X}$ or $\nu_{\rm c} < \nu_{\rm X}$ (Col.~2). $p$ is the power-law index of the emitting electron population. }
\label{afterglow}
%\centering
\par
       \begin{tabular}{p{0.15\linewidth}lcccc}
       \hline \hline
        Model  & $\nu_{\rm c}$ & $b$, $c$ &  Closure  & $p$ \\
       \hline
    ISM  & $>$$\nu_{\rm X}$  &  $(-3/2, 0)$  &  $0.76\pm0.06$  & $1.94\pm0.02$  \\
    ISM  & $>$$\nu_{\rm X}$  & $(-3/2, 1/2)$  &  $1.26\pm0.05$ & $0.94\pm0.02$  \\
\hline
   Wind  & $>$$\nu_{\rm X}$  &  $(-3/2, -1/2)$  & $0.26\pm0.05$ & $1.94\pm0.02$ \\
  Wind  & $>$$\nu_{\rm X}$  & $(-3/2, 1/2)$  &  $1.26\pm0.05$  & $0.94\pm0.02$ \\
\hline
  Jet  & $>$$\nu_{\rm X}$  &  $(-2, -1)$   & $-0.48\pm0.06$ &  $1.94\pm0.02$ \\
  Jet  & $>$$\nu_{\rm X}$  &  $(-2, 0)$  & $0.52\pm0.06$ & $0.94\pm0.02$ \\
\hline
       \end{tabular}
\end{table}