Spatially resolving the inhomogeneous structure of the dynamical atmosphere of Betelgeuse with VLTI/AMBER

Table 3:

Calibrators used for the VINCI observations of Betelgeuse.
Name	Sp.Type	$d_{\rm UD}$ (mas)	Night
$\varepsilon$ Peg	K2Ib	$7.70 \pm 0.24$	2001 Oct. 12 (4)
$\beta$ Cet	G9II-III	$5.18 \pm 0.05$	2001 Oct. 12 (6)
			2002 Dec. 06 (2)
$\varepsilon$ Lep	K4III	$5.90 \pm 0.06$	2001 Oct. 12 (3)
			2002 Dec. 06 (1)
			2003 Jan. 09 (1)
Sirius	A1V	$5.60 \pm 0.15$	2001 Oct. 12 (4)
			2002 Dec. 06 (1)
			2003 Jan. 07 (1)
			2003 Jan. 18 (6)
$\delta$ CMa	F8Iab	$3.29 \pm 0.46$	2001 Oct. 12 (2)
			2003 Jan. 07 (1)
$\pi$ Eri	M1III	$4.8 \pm 0.5$	2002 Dec. 06 (1)
$\tau$ Pup	K1III	$4.38 \pm 0.07$	2002 Dec. 06 (1)
			2003 Jan. 09 (1)
Procyon	F5IV-V	$5.37 \pm 0.11$	2002 Dec. 06 (1)
			2003 Jan. 07 (1)
1 Pup	K5III	$3.8 \pm 0.4$	2002 Dec. 06 (1)
$\chi$ Phe	K5III	$2.69 \pm 0.03$	2002 Dec. 06 (1)
$\iota$ Cet	K1.5III	$3.28 \pm 0.04$	2003 Jan. 07 (1)
31 Ori	K5III	$3.55 \pm 0.06$	2003 Jan. 07 (1)
$\theta$ CMa	K4III	$4.13 \pm 0.4$	2003 Jan. 07 (1)
$\beta$ Cnc	K4III	$4.88 \pm 0.03$	2003 Jan. 07 (1)
			2003 Jan. 09 (2)
$\zeta$ Hya	G9II-III	$3.1 \pm 0.2$	2003 Jan. 07 (1)
			2003 Jan. 09 (1)
$\alpha$ Hya	K3II-III	$9.44 \pm 0.9$	2003 Jan. 07 (1)
			2003 Jan. 09 (6)
			2003 Jan. 13 (6)
$\iota$ Hya	K2.5III	$3.41 \pm 0.05$	2003 Jan. 07 (2)
			2003 Jan. 09 (4)
			2003 Jan. 13 (4)
$\mu$ Hya	K2.5III	$4.69 \pm 0.5$	2003 Jan. 09 (3)
			2003 Jan. 13 (9)
			2003 Jan. 15 (2)
$\gamma^1$ Leo	K1IIIb	$7.70 \pm 0.70$	2003 Jan. 09 (3)
$\beta$ Ori	B8Iab	$2.43 \pm 0.05$	2003 Jan. 13 (16)
			2003 Jan. 14 (22)
			2003 Jan. 15 (15)
V337 Car	K3IIa	$5.09 \pm 0.06$	2003 Jan. 14 (6)
N Vel	K5III	$6.92 \pm 0.08$	2003 Jan. 07 (1)

Note: Uniform-disk diameters ( $d_{\rm UD}$ ) are taken from Richichi & Percheron (2005). The number of the observations of the individual calibrators on each night is indicated in parenthesis.

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