\begin{table} %T6
\caption{\label{tab:abund}Nebular abundances of TS 01, in various units.}  
\small%%\centering

\par
\begin{tabular}{lrlcc}       
\hline\hline \noalign{\smallskip}
	&	12+log X/H	&	Uncertainty	&	X/H	&	Mass fraction	 \\
\hline \noalign{\smallskip}
He	&	10.95	&	$\pm$0.04	&	$8.91\times 10^{-2}$	&	$2.63\times 10^{-1}$	 \\
C	&	7.84	&	$\pm$0.30	&	$6.92\times 10^{-5}$	&	$6.11\times 10^{-4}$	 \\
N	&	7.15	&	$\pm$0.25	&	$1.41\times 10^{-5}$	&	$1.46\times 10^{-4}$	 \\
O	&	6.82	&	$\pm$0.33	&	$6.61\times 10^{-6}$	&	$7.79\times 10^{-5}$	 \\
Ne	&	6.83	&	$\pm$0.30	&	$6.76\times 10^{-6}$	&	$9.96\times 10^{-5}$	 \\
S	&	$<$5.5  	&	 	       &	$<$$3.16\times 10^{-7}$	&	$<$$7.45\times 10^{-6}$	 \\
Ar	&	$<$4.5 	&	 	       &	$<$$3.16\times 10^{-8}$	&	$<$$8.38\times 10^{-7}$	 \\
\hline                               
\end{tabular} 
\end{table}