\begin{table}%t4
%\centering
\par
\caption{\label{table3}Physical properties of the atomic/ionic line component.}
\begin{tabular}{ccccccc}
\hline \hline\noalign{\smallskip}
Position & Offsets & [SI] & [FeII]/[SI] & [SiII]/[FeII] &$\dot{M}$([SI])$^{a,b}$ & $n_{\rm H}^{b,c}$  \\ 
    &(\arcsec) &(10$^{-13}$ Watt~cm$^{-2}$ sr$^{-1}$) &  & &(10$^{-7}~M_{\odot}$~yr$^{-1}$) & (10$^5$~cm$^{-3}$) \\
\hline
%
R1+R2 &[--19.3, 15.1]& 5.34 $\pm$ 0.13 & 0.92 $\pm$ 0.04 & 2.18 $\pm$ 0.51  &0.4--3.4 & 0.21--1.61\\
LL1      &[--6.5, 8.6]    & 6.24 $\pm$ 0.16 & 0.60 $\pm$ 0.02 & 1.77 $\pm$ 0.82   &0.4--4.1 &0.24--1.88 \\
LL2      &[6.3, 2.0]     & 7.49 $\pm$ 0.19 & 0.35 $\pm$ 0.01 & 1.95 $\pm$ 0.93 & 0.7--4.9 & 0.29--2.91\\
B2+B3 &[31.9, --11.0] & 16.1 $\pm$ 0.41 & 0.37 $\pm$ 0.01 & 2.14 $\pm$ 0.42  & 1.3--10.5& 0.62--4.9 \\
\hline
\end{tabular}
\tablefoot{\tablefoottext{a}{$\dot{M}$ is proportional to ($V_{\rm jet}$/100~km~s$^{-1}$)~$\times$~(10.5$\arcsec$/$l_{\rm t}$) and is not
corrected for postshock compression.}
\tablefoottext{b}{values calculated for collisions with electrons at $T =  3000$~K (lower value) and $T = 700$~K (upper value); including collisions with hydrogen for $n({\rm H}) = 10^4$~cm$^{-3}$ would decrease the minimum and maximum values by a factor of $\sim$2 and~4, respectively.}
\tablefoottext{c}{average proton density assuming an emitting volume of 10.5$\arcsec \times 1\arcsec \times 1\arcsec$.}}
\end{table}