\begin{table}%tC.5
\caption{Low excitation (LE) $^{12}$C$^{16}$O line list used for the Sect.~\protect\ref{abunresults} study, consisting of 15~lines.  $\log gf$~data calculated from \protect\citet{GChack94}.}
\label{LElines}
%\centering
\small
\begin{tabular}{l@{}c@{\hspace{2mm}}c@{\hspace{2mm}}c@{\hspace{2mm}}c@{\hspace{2mm}}c@{\hspace{2mm}}c@{\hspace{2mm}}c}
\hline  \hline
\multicolumn{2}{c}{Trans.} & Wavelength & $\sigma$ & $\log gf$ & Exc. & $W_\lambda$ & $\log\epsilon_{^{12}{\rm C}}$ \\
& & vac.~(nm) & (cm$^{-1}$) & & (eV) & (pm) & (3D) \\
\hline
     \multicolumn{2}{c}{2--1} & & & & & & \\
     P&2 & 4741.2775 & 2109.136 & $-$4.350 & 0.267 & 20.79 & 8.55 \\
     R&0 & 4715.7219 & 2120.566 & $-$4.648 & 0.266 & 15.14 & 8.47 \\
     \multicolumn{2}{c}{3--2} & & & & & & \\
     P&2 & 4801.2476 & 2082.792 & $-$4.181 & 0.530 & 18.37 & 8.51 \\
     \multicolumn{2}{c}{4--3} & & & & & & \\
     P&2 & 4862.5943 & 2056.515 & $-$4.063 & 0.789 & 15.37 & 8.47 \\
     P&3 & 4871.6187 & 2052.706 & $-$3.886 & 0.790 & 18.37 & 8.49 \\
     P&4 & 4880.7591 & 2048.862 & $-$3.762 & 0.792 & 20.84 & 8.54 \\
     R&0 & 4836.2087 & 2067.735 & $-$4.362 & 0.787 & 10.53 & 8.43 \\
     R&1 & 4827.6411 & 2071.405 & $-$4.060 & 0.788 & 15.50 & 8.48 \\
     \multicolumn{2}{c}{5--4} & & & & & & \\
     P&1 & 4916.3051 & 2034.048 & $-$4.273 & 1.044 & 7.86 & 8.42 \\
     P&3 & 4934.5350 & 2026.533 & $-$3.799 & 1.046 & 14.68 & 8.44 \\
     P&4 & 4943.8275 & 2022.724 & $-$3.674 & 1.048 & 17.11 & 8.48 \\
     P&6 & 4962.7720 & 2015.003 & $-$3.499 & 1.053 & 20.05 & 8.50 \\
     R&0 & 4898.5440 & 2041.423 & $-$4.272 & 1.043 & 7.58 & 8.39 \\
     R&2 & 4881.2454 & 2048.658 & $-$3.793 & 1.045 & 14.87 & 8.45 \\
     R&4 & 4864.4047 & 2055.750 & $-$3.569 & 1.048 & 18.93 & 8.50 \\
\par
\hline
\end{tabular}
\end{table}