Astronomy & Astrophysics

Table 5: Angular diameters estimated from the IONIC measurements. We assume an instrumental visibility of $87\%$ and an effective wavelength of $1.63~\mu$ m. The previous measurements are taken from the CHARM database. LBI is for Long Baseline Interferometry and SPE for SPectroscopic Estimation.
Target $\scriptstyle/\mkern-13mu\mathchar''20D$ Previous

name [mas] measurement

HR 6869 $3.1 \pm0.1$ $2.98\pm0.03$ (SPE)

$\beta$ Ori $2.8 \pm0.1$ $2.77\pm0.03$ (LBI)

$\chi$ Phe $2.3 \pm0.2$ $2.69\pm0.06$ (SPE)

HR 7652 $2.2 \pm0.2$ $2.69\pm0.03$ (SPE)

$\epsilon$ Eri $2.0 \pm0.2$ $2.15\pm0.06$ (SPE)

**Table 5:** Angular diameters estimated from the IONIC measurements. We assume an instrumental visibility of $87\%$ and an effective wavelength of $1.63~\mu$ m. The previous measurements are taken from the CHARM database. LBI is for *Long Baseline Interferometry* and SPE for *SPectroscopic Estimation*.
Target	$\scriptstyle/\mkern-13mu\mathchar''20D$	Previous
name	[mas]	measurement
HR 6869	$3.1 \pm0.1$	$2.98\pm0.03$ (SPE)
$\beta$ Ori	$2.8 \pm0.1$	$2.77\pm0.03$ (LBI)
$\chi$ Phe	$2.3 \pm0.2$	$2.69\pm0.06$ (SPE)
HR 7652	$2.2 \pm0.2$	$2.69\pm0.03$ (SPE)
$\epsilon$ Eri	$2.0 \pm0.2$	$2.15\pm0.06$ (SPE)

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