\begin{table}%t2
\caption{Near infrared line fluxes observed in knot~B.}\label{tab:fluxes}   
\small%\centerline
{
\begin{tabular}{ccc|ccc}
\hline \hline
Line id.                   &  $\lambda$       & $F\pm\Delta F$$^a$                & Line id.                                    &  $\lambda$ & $F\pm\Delta F$$^a$ \\
                                        &   ($\mu$m)       & (10$^{-15}$ erg cm$^{-2}$ s$^{-1}$)      &                                         &  ($\mu$m)  & (10$^{-15}$ erg cm$^{-2}$ s$^{-1}$)\\
\hline
\multicolumn{6}{c}{H$_2$ lines} \\
\hline
2--0 S(9)                               &     1.053    &        0.66 $\pm$ 0.07              & 3--1 Q(7)		             &	 1.368   &   0.4  $\pm$ 0.1  \\  
2--0 S(7)                               &     1.064    &        0.62 $\pm$ 0.04              & ~1--0 S(9) 		     &	 1.688	 &   0.7  $\pm$ 0.1  \\ 
2--0 S(6)                               &     1.073    &        0.4  $\pm$ 0.1               & ~1--0 S(8)$^d$		     &	 1.715	 &   0.6  $\pm$ 0.1  \\ 
2--0 S(5)                               &     1.085    &        0.69 $\pm$ 0.05              & ~1--0 S(7)$^e$		     &	 1.748	 &   3.9  $\pm$ 0.1  \\ 
2--0 S(4)                               &     1.100    &        0.3  $\pm$ 0.2$^b$           & ~1--0 S(6) 		     &	 1.788	 &   1.86 $\pm$ 0.05 \\ 
3--1 S(9)+3--1 S(10)+3--1S(11)          &     1.120-1.120-1.121&1.4  $\pm$ 0.5$^b$           & ~1--0 S(3) 		     &	 1.958	 &  15.4  $\pm$ 0.2  \\ 
3--1 S(7)                               &     1.130    &        0.8  $\pm$ 0.3$^b$           & ~2--1 S(4) 		     &   2.004   &   0.42 $\pm$ 0.09 \\
2--0 S(2)                               &     1.138    &        0.6  $\pm$ 0.1               & ~1--0 S(2) 		     &   2.034   &   4.20 $\pm$ 0.06 \\
3--1 S(5)                               &     1.152    &        0.9  $\pm$ 0.1               & ~2--1 S(3) 		     &   2.073   &   1.63 $\pm$ 0.04 \\
2--0 S(1)                               &     1.162    &        1.2  $\pm$ 0.1               & ~1--0 S(1) 		     &   2.122   &   9.59 $\pm$ 0.05 \\
3--1 S(3)                               &     1.186    &        0.8  $\pm$ 0.1               & ~2--1 S(2) 		     &   2.154   &   0.51 $\pm$ 0.05 \\
2--0 S(0)+4--2 S(10)                    &     1.189-1.190  &    0.4  $\pm$ 0.1               & ~3--2 S(3) 		     &   2.201   &   0.3  $\pm$ 0.1  \\
4--2 S(9)                               &     1.196    &        0.4  $\pm$ 0.1               & ~1--0 S(0) 		     &   2.223   &   2.58 $\pm$ 0.05 \\
4--2 S(8)+4--2 S(11)                    &     1.198-1.199  &    0.5  $\pm$ 0.2$^b$           & ~2--1 S(1) 		     &   2.248   &   1.0  $\pm$ 0.2  \\
4--2 S(7)                               &     1.205    &        0.3  $\pm$ 0.1               & ~2--1 S(0) 		     &   2.355   &   0.32 $\pm$ 0.08 \\
3--1 S(2)                               &     1.207    &        0.4  $\pm$ 0.1               & ~3--2 S(1) 		     &   2.386   &   0.5  $\pm$ 0.1  \\
4--2 S(5)                               &     1.226    &        0.4  $\pm$ 0.1               & ~1--0 Q(1) 		     &   2.407   &  10.9  $\pm$ 0.3  \\
3--1 S(1)                               &     1.233    &        0.5  $\pm$ 0.1               & ~1--0 Q(2) 		     &   2.413   &   4.5  $\pm$ 0.4  \\
2--0 Q(1)                               &     1.238    &        0.55 $\pm$ 0.05              &~ 1--0 Q(3) 		     &   2.424   &   9.6  $\pm$ 0.4  \\
2--0 Q(2)+4--2 S(4)                     &     1.242-1.242  &    0.39 $\pm$ 0.04              & ~1--0 Q(4) 		     &   2.437   &   4.2  $\pm$ 0.5  \\
2--0 Q(3)$^c$                           &     1.247    &        0.56 $\pm$ 0.04              & ~1--0 Q(5) 		     &   2.455   &   3.2  $\pm$ 0.5  \\
2--0 O(3)                               &     1.335    &        0.39 $\pm$ 0.07              & ~1--0 Q(6) 		     &   2.476   &   2.2  $\pm$ 0.4  \\ 
3--1 Q(5)+4--2S(0)                      &     1.342-1.342 &     0.5 $\pm$ 0.2$^b$            & ~1--0 Q(7) 		     &   2.500   &   6.2  $\pm$ 0.6  \\   
\hline
\multicolumn{6}{c}{Ionic  lines} \\
\hline 
~[{\ion{C}{i}}]~$\rm ^1D_{2}-^3\!P_{1}$          &     0.983        &            0.98 $\pm$ 0.06                  & ~[{\ion{Fe}{ii}}]~a$\rm ^4D_{5/2}-a^6D_{5/2}$  &   1.295   &   1.4  $\pm$ 0.2  \\
~[{\ion{C}{i}}]~$\rm ^1D_{2}-^3\!P_{2}$          &     0.985        &            2.33 $\pm$ 0.05                  & ~[{\ion{Fe}{ii}}]~a$\rm ^4D_{7/2}-a^6D_{7/2}$  &   1.321   &   2.9  $\pm$ 0.2  \\
~[{\ion{S}{ii}}]~$\rm ^2P_{3/2}-^2\!D_{3/2}$     &     1.029        &            0.21 $\pm$ 0.07                  & ~[{\ion{Fe}{ii}}]~a$\rm ^4D_{5/2}-a^6D_{3/2}$  &   1.328   &   0.6  $\pm$ 0.1  \\
~[{\ion{S}{ii}}]~$\rm ^2P_{3/2}-^2\!D_{5/2}$     &     1.032        &            0.30 $\pm$ 0.07                  & ~[{\ion{Fe}{ii}}]~a$\rm ^4D_{5/2}-a^4F_{9/2}$  &   1.534   &   1.2  $\pm$ 0.2  \\
~[{\ion{S}{ii}}]~$\rm ^2P_{1/2}-^2\!D_{3/2}$     &     1.034        &            0.28 $\pm$ 0.09                  & ~[{\ion{Fe}{ii}}]~a$\rm ^4D_{3/2}-a^4F_{7/2}$  &   1.600   &   0.7  $\pm$ 0.2  \\
~[{\ion{S}{ii}}]~$\rm ^2P_{1/2}-^2\!D_{5/2}$     &     1.037        &            0.2  $\pm$ 0.1$^b$               & ~[{\ion{Fe}{ii}}]~a$\rm ^4D_{7/2}-a^4F_{9/2}$  &   1.644   &   8.2  $\pm$ 0.1  \\
~ HeI~2$\rm ^3S-2^3P^0$                        &     1.083        &            0.53 $\pm$ 0.05                  & ~[{\ion{Fe}{ii}}]~a$\rm ^4D_{1/2}-a^4F_{5/2}$  &   1.664   &   0.28 $\pm$ 0.07 \\
 ~Pa$\gamma$                                    &     1.094        &            $<$0.8$^f$                    & ~[{\ion{Fe}{ii}}]~a$\rm ^4D_{5/2}-a^4F_{7/2}$  &   1.678   &   0.58 $\pm$ 0.08 \\
~[{\ion{Fe}{ii}}]~a$\rm ^4D_{7/2}-a^6D_{9/2}$  &     1.257        &            8.7  $\pm$ 0.1                   & ~[{\ion{Fe}{ii}}]~a$\rm ^4D_{3/2}-a^4F_{3/2}$  &   1.798   &   0.4  $\pm$ 0.1  \\
~[{\ion{Fe}{ii}}]~a$\rm ^4D_{3/2}-a^6D_{3/2}$  &     1.279        &            1.1  $\pm$ 0.2                   & ~[{\ion{Fe}{ii}}]~a$\rm ^4D_{7/2}-a^4F_{7/2}$  &   1.810   &   3.4  $\pm$ 0.4  \\
~Pa$\beta$                                      &     1.283        &            1.5  $\pm$ 0.4                   & ~Br$\gamma$                                     &   2.166   &     $<$0.2$^f$  \\   
\hline
\end{tabular}}
\medskip
Notes: $^a$ The uncertainty refers to the {\it rms} of the local baseline. 
$^b$~Signal-to-noise ratio between 2 and 3. 
$^c$~Blended with~[{\ion{Fe}{ii}}]~a$\rm ^4D_{3/2}-a^6D_{5/2}$ ($\lambda$ = 1.248 $\mu$m).
$^d$~Blended with~[{\ion{Fe}{ii}}]~a$\rm ^4D_{3/2}-a^4F_{5/2}$ ($\lambda$ = 1.711 $\mu$m).
$^e$~Blended with~[{\ion{Fe}{ii}}]~a$\rm ^4P_{3/2}-a^4D_{7/2}$ ($\lambda$ = 1.749 $\mu$m).
$^f$~3 sigma upper limit.
\end{table}