\begin{table}%t4
\caption{\label{tab4}Infrared results from the Crab PWN.}
%\centerline
 {\small \begin{tabular}{c c c c c c c}
\hline \hline\noalign{\smallskip}
Region & Filter &  Flux (September 30) & Flux (December 13)  & Distance (September 30)$^a$ & Distance (December 13)\\
\hline\noalign{\smallskip}
Knot   & $H$ & 2.65(0.15)$^b$ & 2.75(0.10)  & 0.65 & 0.65\\
Wisp~1 & $H$ & 3.15(0.20)$^c$ & 3.95(0.20)  & 4.20 & 6.00\\
Wisp~2 & $H$ & 5.30(0.30)$^d$ & 6.25(0.25)  & 8.40 & 9.70\\
Wisp~3 & $H$ & 4.20(0.25) & 4.75(0.20)  & 13.60 & 14.00\\
Anvil Wisp~1 & $H$ & 3.20(0.15) & 3.60(0.15)  & 5.30 & 6.30\\
Knot   & $K_{\rm s}$ & 2.80(0.15) & 2.90(0.10)  & 0.65 & 0.65\\
Wisp~1 & $K_ {\rm s}$ & 3.50(0.25) & 4.45(0.20)  & 4.20 & 6.00\\
Wisp~2 & $K_{\rm s}$ & 5.55(0.30) & 6.45(0.25)  & 8.40 & 9.70\\
Wisp~3 & $K_ {\rm s}$ & 4.50(0.25) & 4.90(0.20)  &13.60 & 14.00\\
Anvil Wisp~1 & $K_{\rm s}$ & 3.35(0.20) & 4.10(0.15) &5.30 & 6.30\\
\hline
\end{tabular}}
\medskip
$^a$~In arcseconds from the pulsar; $^b$~flux in units of ergs/s/cm$^2$/Hz$\times10^{-27}$; $^c$~1$\sigma$ uncertainty in the same units; $^d$~we used $E(B-V) = 0.52$ and $R_V = 3.1$ for derreddening.
\end{table}