\begin{table}%t3
\caption{\label{tab3}Predicted line strengths for V Cygni.}
%\centering
\par
\begin{tabular}{c r r c c}
\hline\hline \noalign{\smallskip}
Transition & Frequency & Wavelength & \multicolumn{2}{c}{Line strength}\\
           & (GHz)     & ($\mu$m)   & \multicolumn{2}{c}{$\int T_{\rm MB}~ {\rm d}v$ in K~$\rm km~s^{-1}$ \tablefootmark{a}} \\
           &           &            & Model A & Model B\\
\hline \noalign{\smallskip}
$1_{11}{-}0_{00}$ & 1113.343 &   269.272 &   2.53\tablefootmark{a} &   2.53\tablefootmark{b}\\
$2_{02}{-}1_{11}$ &    987.927 &   303.456 & 2.46  &   2.79\\
$2_{11}{-}2_{02}$ &    752.033 &   398.643 & 1.18 &    1.17\\
$2_{20}{-}2_{11}$ &  1228.789 &   243.974 &  0.56 &   0.56\\
$4_{22}{-}3_{31}$ &    916.171 &   327.223 & 0.47 &   0.02\\
$1_{10}{-}1_{01}$ &  556.936 &   538.289 &   1.16 &   1.06\\
$2_{12}{-}1_{01}$ &  1669.905 &   179.527 &  6.40 &   5.90\\
$2_{21}{-}2_{12}$ & 1661.008 &   180.488 &   1.92 &   1.79\\
$3_{03}{-}2_{12}$ & 1716.770 &   174.626 &   5.43 &   4.93\\
$3_{12}{-}2_{21}$ & 1153.126 &   259.982 &   1.37 &   0.85\\
$3_{12}{-}3_{03}$ & 1097.365 &   273.193 &   1.67 &   1.49\\
$3_{21}{-}3_{12}$ & 1162.911 &   257.795 &   0.65 &   0.59\\
$4_{32}{-}5_{05}$ &  1713.882 &   174.920 &  0.64 &   0.03\\
\hline
Transition & Frequency & Wavelength & \multicolumn{2}{c}{Line strength}\\
           & (GHz)     & ($\mu$m)   & \multicolumn{2}{c}{($10^{-16}~\rm W~m^{-2}$)} \\
           &           &            & Model A & Model B\\
\hline \noalign{\smallskip}
$2_{11}{-}2_{02}$ & 2968.748 &   100.983 &      1.27 &      0.82\\
$3_{31}{-}2_{20}$ & 4468.572 &    67.089 &      1.16 &      0.42\\
$2_{21}{-}1_{10}$ & 2773.976 &   108.073 &      2.20 &      1.67\\
$3_{21}{-}2_{12}$ & 3977.045 &    75.381 &      2.61 &      1.11\\
$4_{14}{-}3_{03}$ & 2640.473 &   113.537 &      1.70 &      0.70\\
$3_{30}{-}2_{21}$ & 4512.385 &    66.438 &      2.51 &      1.12\\
$4_{32}{-}3_{12}$ & 3807.256 &    78.742 &      1.72 &      0.23\\
$5_{05}{-}4_{14}$ & 3013.199 &    99.493 &      1.23 &      0.22\\
$4_{32}{-}3_{21}$ & 5107.284 &    58.699 &      1.73 &      0.35\\
$6_{16}{-}5_{05}$ & 3654.602 &    82.031 &      1.20 &      0.02\\
\hline
\end{tabular}
\tablefoot {\tablefoottext{a}{Integrated main beam temperature;}
\tablefoottext{b}{observed line strength.}}
\end{table}