Table 2: Astrometric and photometric data of SE 70 and S Ori 68.
  SE 70a S Ori 68b
$\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) $+8\pm3$ --
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] $13.8\pm0.3$ --
a Coordinates $\alpha $ and $\delta$ (J2000) and $JHK_{\rm s}$ magnitudes from 2MASS (Cutri et al. 2003); 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. 2003); I magnitude from DENIS catalogue (The DENIS Consortium); Spitzer-band magnitudes from Caballero et al. (in prep.).
b Coordinates $\alpha $ and $\delta$ (J2000) and IJK magnitudes from Zapatero Osorio et al. (2000).

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