Table 1: Observational parameters for the selected targets.
Star Spec. type Distance a mV mH mK $v_{\rm eq} \sin i$ $^{{\rm b}}$ $L_{\rm IR}/L_{\star}$ FOVc FOVc
    pc       km s-1   UTs Sids

$\tau $ Cet (HD 10700)
G8V $3.65\pm 0.01$ 3.49 1.73 1.66 0.4 $1.2\pm10^{-5}$   5-10 AU
$\epsilon $ Eri (HD 22049) K2V $3.22\pm 0.01$ 3.73 1.79 1.69 1.7 $8\pm10^{-5}$ 0.2 AU 4.5-9 AU
$\beta $ Pic (HD 39060) A5V $19.28\pm 0.19$ 3.86 3.50 3.47 130 $3\pm10^{-3}$ 1.3 AU  
$\beta $ Leo (HD 102647) A3V $11.10\pm 0.11$ 2.14 1.94 1.99 128 $1.9\pm10^{-5}$   15-30 AU
$\alpha $ PsA (HD 216956) A3V $7.69\pm 0.05$ 1.10 1.05 0.99 93 $4.6 \pm 10^{-5}$ 0.5 AU 10-20 AU
a
From Hipparcos, (Perryman et al. 1997).
b
From Royer et al. (2002) and Saar et al. (1997).
c
Radius of the single-mode (K band) field of view (FOV) with 8 m UTs and 40 cm siderostats (elliptical projected pupil).


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