\begin{table} %t2
\caption{Astrometric and photometric data of SE~70 and S~Ori~68.} 
\label{basicdata} 
%\centerline
{\begin{tabular}{l c c} 
 \hline\hline \noalign{\smallskip} 
& SE~70$^{a}$  & S~Ori~68$^{b}$ 	\\  
\noalign{\smallskip}\hline\noalign{\smallskip} 
$\alpha$ & 05 38 38.89 & 05 38 39.1 	\\    
$\delta$ & --02 28 01.6 & --02 28 05	\\  
$\mu_\alpha \cos{\delta}$ (mas~a$^{-1}$)& --$14\pm7$ & --- \\ 
$\mu_\delta$ (mas~a$^{-1}$)& $+8\pm3$ & --- \\ 
\noalign{\smallskip} \hline \noalign{\smallskip} 
$B$ & $20.68 \pm0.56 $	& --- \\  
$R$ & $19.05 \pm0.24 $	& --- \\  
$I$ & $17.07 \pm0.12 $	& $23.77\pm0.17$ \\  
$J$ 			& $15.27\pm0.04$	& $20.2\pm0.3$ \\  
$H$			& $14.73\pm0.05$	& --- \\  
$K_{\rm s}$ 		& $14.43\pm0.07$	& $ 18.4\pm0.3 $\\  
$[3.6]$ & $14.06\pm0.14$& --- \\  
$[4.5]$ & $14.07\pm0.17$& --- \\  
$[5.8]$ & $13.76\pm0.19$& --- \\  
$[8.0]$ & $13.8\pm0.3$& --- \\ 
\hline 
         \end{tabular} }
\smallskip 
$^{a}$ Coordinates $\alpha$ and $\delta$ (J2000) and $JHK_{\rm s}$ magnitudes from 2MASS (Cutri et~al.\ \cite{Cutr03});  $B$ (averaging two detections) and $R$ magnitudes (averaging two double 
detections) and tangential velocities $\mu_\alpha$ and $\mu_\delta$ from USNO-B1.0 catalogue (Monet et~al.\ \cite{Mone03});   $I$ magnitude from DENIS catalogue (The DENIS Consortium);  {\em Spitzer}-band magnitudes from Caballero et~al.\ (in prep.). \\
$^{b}$ Coordinates $\alpha$ and $\delta$ (J2000) and $IJK$~magnitudes from Zapatero~Osorio et~al.\ (\cite{Zapa00}).  
\end{table}