\begin{table}%t1 
\caption{Spectroscopic data of SE~70 and S~Ori~68.}\label{spectroscopicdata} 
%\centerline
{\begin{tabular}{l c c} 
\hline \hline 
& SE~70$^{a}$  & S~Ori~68$^{b}$ 	\\  
  \hline 
Sp. type  & $\rm M5.0 \pm 1.0$ & $\rm L5.0 \pm 2.0$ \\  
{\it pEW}(H$\alpha$)~(\AA) & $-4.5\pm 1.0$ 	& $<$20 \\  
{\it pEW}(Li {\sc i})~(\AA) & $+0.60 \pm 0.10$ & --- \\  
$V_r$~(km~s$^{-1}$) & $+40 \pm 10 $& --- \\  
 \hline 
\end{tabular} }
\smallskip
 $^{a}$ SE~70 (IAU name: \object{[SE2004] 70}; also: NX~67, 2MASS J053838.88--022801.6, DENIS J053838.9--02280, USNO-B1.0 0875--0103266). \\
$^{b}$ S~Ori~68 (IAU names: \object{[BZR99] S~Ori~68}, [BMZ2001] S~Ori J053839.1-022805). 
Spectral type and H$\alpha$ pseudoequivalent width upper limit from Barrado y Navascu\'es et~al.\ (\cite{Barr01}).  
\end{table}