\begin{table}%t1
\caption{\label{tab1}Line flux measurements for TW~Hya.}
%\centerline
 {\begin{tabular}{p{.1cm}p{.7cm}p{1.3cm}p{.4cm}cp{.6cm}c}
\hline\hline
\noalign{\smallskip}
&$\lambda$ [\AA] &\ \ \ Counts & $A_{\rm eff}^{\rm [cm^2]}$ & Ion & Transm.$^{a}$&Flux$^{b}$\\
\hline
3C& 15.01 & \mbox{$35.5~\pm~6.2$} & 16.0 & Fe~{\sc xvii} & 0.859 & $7.15~\pm~1.26$\\
3D& 15.26 & \mbox{$32.3~\pm~6.0$} & 23.2 & Fe~{\sc xvii} & 0.853 & $4.45~\pm~0.83$\\
%15.47 & \mbox{$6.04~\pm~2.8$} & 21.5 & Fe~{\sc xvii} & 0.848 & $0.88~\pm~0.41$\\
\multicolumn{2}{r}{$^{[c]}$16.00} & \multicolumn{2}{l}{blend in O~{\sc viii}} & Fe~{\sc xviii} & 0.835 & $[1.15~\pm~0.41]^{c}$\\
\multicolumn{2}{r}{$^{[c]}$16.07} & \mbox{$9.39~\pm~3.4$} & 19.0 & Fe~{\sc xviii} & 0.834 & $1.53~\pm~0.55$\\
3F& 16.78 & \mbox{$16.6~\pm~4.4$} & 16.1 & Fe~{\sc xvii} & 0.816 & $3.13~\pm~0.83$\\
3G& 17.05 & \mbox{$37.6~\pm~6.4$} & 14.8 & Fe~{\sc xvii} & 0.809 & $7.64~\pm~1.30$\\
M2& 17.10 & \mbox{$21.2~\pm~4.8$} & 14.6 & Fe~{\sc xvii} & 0.807 & $4.36~\pm~1.00$\\
&10.23 & \mbox{$45.0~\pm~7.3$} & 83.7 & Ne~{\sc x} & -- & $2.18~\pm~0.35$\\
&12.13 & \mbox{$200~\pm~14.5$} & 43.1 & Ne~{\sc x} & -- & $15.8~\pm~1.15$\\
&16.00 & \mbox{$47.3~\pm~7.1$} & 19.2 & O~{\sc viii} & -- & $6.39~\pm~0.97$\\
&18.97 & \mbox{$121~\pm~11.2$} & 8.87 & O~{\sc viii} & -- & $29.8~\pm~2.78$\\
\hline
\end{tabular}}
\par
\smallskip
$^{a}$ Transmission efficiencies with $N_{\rm H}=4\times 10^{20}$~cm$^{-2}$.\\
$^{b}~10^{-14}$~erg~cm$^{-2}$~s$^{-1}$; corrected for $N_{\rm H}$.\\
$^{c}~{\sim}75$\% of 16.07-\AA\ line blends with O~{\sc viii} at 16.00~\AA.\\
\end{table}