\begin{table}%t3 %%\centering \par \caption{\label{t:ranges}Spectral features investigated.} %%\centerline {\small \begin{tabular}{lllll} \hline\hline Species&Transition&ID&$\lambda_{\rm start}$ [{\AA}]&$\lambda_{\rm end}$ [{\AA}]\\ \hline Fe& &Fe 15536&15535.5&15536.4\\ Fe& &Fe15538&15537.6&15539.1\\ OH&3--1 P$_{\rm 1e}$ 5.5&OH 15540&15539.1&15540.3\\ OH&blend&OH 15570&15568.8&15571.0\\ OH&2--0 P$_{\rm 1e}$ 11.5&OH 15573&15572.2&15574.7\\ OH&2--0 P$_{\rm 1f}$ 11.5&OH 15576&15575.7&15577.0\\ $^{12}$CO&3--0 head&CO 3--0 band head&15581.0&15585.7\\ % & & head & & \\ $^{12}$CO &2--0 R19&$^{12}$CO 23137&23136.3&23139.6\\ $^{13}$CO&2--0 R19&$^{13}$CO 23360&23658.8&23662.5\\ \hline \end{tabular}} \tablefoot{See Fig.~\ref{f:linesstudied} for an illustration of the feature locations. Column~3 gives an identification for each feature, which is used throughout this paper (containing the corresponding central wavelength). Columns~4 and~5 list the borders of the spectral ranges used for determining equivalent widths.} \end{table}