\begin{table}%t4
%\begin{minipage}[t]{\columnwidth}
\caption{PAH dust emission features measured in J05375027-6911071.}
\label{PAHlowres_tab}      
%\centering
\par
%\renewcommand{\footnoterule}{} 
\begin{tabular}{r c c c}     
\hline\hline 
\noalign{\smallskip} 
$\lambda_{\rm cent}^{a}$  &  
Flux$^{b}$ & 
$EW^{c}$ &
Relative$^{d}$ \\
$ $[$\mu$m] &        [10$^{-20}$~W~cm$^{-2}$] & [nm] & strength \\ 
%\noalign{\smallskip} 
\hline %\noalign{\smallskip} 
 6.2 & 36.06 $\pm$ 0.58 & 34.1 & 1.00 \\ 
 7.7 & 53.00 $\pm$ 0.36 & 51.5 & 1.47 \\ 
 8.6 & 41.42 $\pm$ 0.54 & 40.3 & 1.15 \\ 
11.2 & 32.77 $\pm$ 0.64 & 36.7 & 0.90 \\ 
12.7 & 27.45 $\pm$ 0.36 & 26.7 & 0.76 \\ 
\hline
\end{tabular}
\smallskip
$^a$ Central wavelength. $^b$ The quoted uncertainties are the errors from the line fit and do not 
include the calibration uncertainties. $^c$ $EW$ = Equivalent Width (observed). $^d$ Strength relative to 6.2~$\mu$m feature.
\end{table}