\begin{table}%t5
\caption{\label{table:615mols}Molecular lines included in the 615.8~nm region.}
%\centering
\par
\begin{tabular}{c c c c c c} 
\hline \hline
Mol. &  Wavelength & System & Band &  $\log gf$ & $E_{\rm low}$\\
     &      [nm]   &        &      &            & [eV] \\
\hline
CN             & 615.7850  & A--X  & (7, 2) & --1.498 & 1.800\\ 
C$_{\rm 2}$  & 615.8106  & $d^3\Pi_g-a^3\Pi_u$  & (0, 2) & --1.652 & 0.508 \\ 
CN             & 615.8109  & A--X  & (6, 1)  & --2.140 & 1.093 \\ 
CN             & 615.8223  & A--X  & (10, 4) & --1.613 & 2.066 \\ 
CN             & 615.8522  & A--X  & (9, 4)  & --1.959 & 1.062 \\ 
CN             & 615.8796  & A--X  & (9, 4)  & --1.924 & 1.088 \\ 
\hline
\end{tabular} 
\end{table}