\begin{table}%tA.1
\caption{Bands of ${\rm N_{2}}$ (${\rm B^{3}\Pi_g - A^{3}\Sigma^{+}_{u}}$), with the wavelength $\lambda$, and Einstein coefficient $A_{v'v''}$ \citep{Forest1992}.} \label{firstpositive}
%\centerline
{\small\begin{tabular}{c cc}
   \hline\hline
   \noalign{\smallskip}
Band$(v', v'')$ & $\lambda $ [$\mu$m] & $A_{v'v''}$ [s$^{-1}$] \\
\hline
$\Delta v = +4$\\
 10, 6  &   0.5842&  8.13e+4\\
  9, 5  &   0.5894&  6.4e+4 \\
  8, 4  &   0.5974&  4.6e+4 \\
  7, 3  &   0.6001&  2.93e+4\\ 
  6, 2  &   0.6057&  1.59e+4\\
  5, 1  &   0.6114&  6.59e+3\\
\hline
$\Delta v$ = +3\\
 17,14  &   0.5857&  8.0e+3 \\  
 16,13  &   0.5917&  1.48e+3\\
 15,12  &   0.5979&  3.0e+2 \\
 14,11  &   0.6042&  5.68e+3\\
 13,10  &   0.6106&  1.77e+4\\
 12, 9  &   0.6172&  3.52e+4\\
 11, 8  &   0.6239&  5.58e+4\\
 10, 7  &   0.6309&  7.59e+4\\
  8, 5  &   0.6454&  9.91e+4\\
  7, 4  &   0.6530&  9.61e+4\\
  6, 3  &   0.6608&  8.21e+4\\
  5, 2  &   0.6689&  5.95e+4\\
  4, 1  &   0.6772&  3.35e+4\\
  3, 0  &   0.6858&  1.16e+4\\ 
\hline
$\Delta v$ = +2\\
 21,19  &   0.5916&  4.79e+2\\
 19,17  &   0.6072&  5.84e+3\\
 18,16  &   0.6150&  1.47e+4\\
 17,15  &   0.6230&  2.52e+4\\
 16,14  &   0.6312&  3.48e+4\\
 15,13  &   0.6394&  4.10e+4\\
  8, 6  &   0.7042&  5.71e+3\\
  7, 5 &   0.7147$\dagger$ &  2.2e+4 \\
  6, 4 &   0.7255$\dagger$ &  4.60e+4\\ 
  5, 3 &   0.7368$\dagger$ &  7.03e+4\\
  4, 2 &   0.7484$\dagger$ &  8.4e+4 \\ 
  3, 1 &   0.7606$\dagger$ &  7.61e+4\\
  2, 0 &   0.7732$\dagger$ &  4.29e+4\\
\hline
  \end{tabular}}
  \smallskip	  
$\dagger$ With the increase of $K$, their rotational line come into our wavelength range. 
\end{table}