\begin{table}%t4
%
\par
\caption{\label{tablefit}\label{fitparam}Fit parameters, estimated thermal excess, and ratio of ionization to mid-infrared emission strength.}
%\centerline
 {
\begin{tabular}{lcccr}
\hline \hline
\noalign{\smallskip}
Source & $A$ & $\chi^2$ & $\log{{\rm MIR}_{\rm excess}}$ & $\log{\frac{L_{[\mbox{\scriptsize\ion{O}{iii}}]}}{L_{{\rm 11.85}~\mu{\rm m}}}}$ \\
       &     &          & (${\rm erg}~{\rm s}^{-1}$) & \\
(1)    & (2) &       (3)&              (4)&(5) \\
\hline
4C~12.03      &  $\dots$ &  $\dots$  & $<$1.2  & $>$$-$2.7  \\
3C~015        &  $-$5.26 &  5.71     & $<$1.2  & $>$$-$2.5  \\
3C~029        &  $-$2.05 &  0.14     & $<$0.5  & $>$$-$2.7  \\
3C~040        &  $-$2.89 &  0.03     & $ $0.0  & $ $$\dots$  \\
3C~078        &  $-$3.38 &  0.25     & $ $0.0  & $ $$\dots$  \\
Fornax~A     &  $-$2.50 &  3.96     & $<$1.0  & $ $$\dots$  \\
3C~093        &  $\dots$ &  $\dots$  & $<$1.7  & $ $$\dots$  \\
3C~098        &  $-$1.57 &  1.01     & $ $2.0  & $ $$-$2.0  \\
3C~105        &  $-$2.93 &  0.12     & $<$1.0  & $>$$-$2.1  \\
3C~120        &  $\dots$ &  $\dots$  & $ $0.4  & $ $$-$2.4  \\
3C~135        &  $\dots$ &  $\dots$  & $<$1.8  & $>$$-$1.5  \\
Pictor~A     &  $-$1.86 &  0.19     & $ $0.2  & $ $$-$2.4  \\
3C~198        &  $-$2.72 &  10.4     & $<$1.9  & $>$$-$2.0  \\
3C~227        &  $-$6.18 &  2.51     & $ $1.7  & $ $$-$2.2  \\
3C~270        &  $-$1.35 &  12.4     & $ $0.0  & $>$$-$1.8  \\
Centaurus~A  &  $-$1.89 &  0.50     & $ $0.0  & $ $$-$3.4  \\
PKS1417$-$19 &  $\dots$ &  $\dots$  & $ $2.2  & $ $$\dots$  \\
3C~317        &  $-$2.53 &  0.69     & $ $0.0  & $>$$-$2.2   \\
3C~327        &  $\dots$ &  $\dots$  & $ $2.0  & $ $$-$2.5  \\
3C~353        &  $-$1.83 &  2.73     & $ $0.0  & $>$$-$3.0  \\
PKS1839$-$48 &  $\dots$ &  $\dots$  & $ $0.0  & $ $$\dots$  \\
3C~403        &  $-$4.32 &  1.78     & $ $2.7  & $ $$-$2.6  \\
3C~403.1      &  $\dots$ &  $\dots$  & $\dots$ & $ $$\dots$  \\
3C~424        &  $\dots$ &  $\dots$  & $<$1.0  & $>$$-$2.8  \\
PKS2158$-$380&  $\dots$ &  $\dots$  & $ $2.0  & $ $$\dots$  \\
3C~445        &  $\dots$ &  $\dots$  & $ $2.2  & $ $$-$2.5  \\
PKS2354$-$35 &  $\dots$ &  $\dots$  & $<$1.2  & $>$$-$2.2  \\
\hline
\end{tabular}}
\tablefoot {
\textit{Column~(2)} The fitted curvature of the parabola. \textit{Column~(3)} Goodness of fit parameter, reduced $\chi^2$-value, of the parabolic fit to the core spectral energy distribution data ranging from the radio to UV. \textit{Column~(4)} Logarithm of the thermal excess above the synchrotron fit. \textit{Column~(5)} Logarithm of [\ion{O}{iii}] ionization over mid-infrared emission strength.}
\end{table}