Table 3: Fit results of our MIDI measurements of S Ori.
Epoch ( $\Phi_{\rm Vis}$ ) A (0.42) B (0.55) C (1.16) D (1.27)

Best model M22 M24n M23n M21n

$\Phi_{\rm Model}$ 0.25 0.40 0.30 0.10

$\phi_{\rm Model}-\phi_{\rm Vis}$ -0.17 -0.15 +0.14 -0.17

Best $R_{\rm in}$ / $R_{\rm Phot}$ 1.8 2.0 2.2 2.4

Best $\tau_V$ (Al₂O₃) 2.5 2.5 1.5 1.5

Best $\tau_V$ (Silicate) 0 0 0 0

Best p 3.5 3.5 3.0 2.5

$\Theta _{\rm Phot}$ [mas] 9.00 7.92 9.66 9.48

$\chi ^2_\nu$ 0.16 0.10 0.43 0.35

n 62 186 124 62

$\sigma_{\rm formal}$ [mas] 0.10 0.05 0.02 0.07

$\sigma_{\rm model}$ [mas] 0.30 0.09 0.06 0.34

**Table 3:** Fit results of our MIDI measurements of S Ori.
Epoch ( $\Phi_{\rm Vis}$ )	A (0.42)	B (0.55)	C (1.16)	D (1.27)
Best model	M22	M24n	M23n	M21n
$\Phi_{\rm Model}$	0.25	0.40	0.30	0.10
$\phi_{\rm Model}-\phi_{\rm Vis}$	-0.17	-0.15	+0.14	-0.17
Best $R_{\rm in}$ / $R_{\rm Phot}$	1.8	2.0	2.2	2.4
Best $\tau_V$ (Al₂O₃)	2.5	2.5	1.5	1.5
Best $\tau_V$ (Silicate)	0	0	0	0
Best p	3.5	3.5	3.0	2.5
$\Theta _{\rm Phot}$ [mas]	9.00	7.92	9.66	9.48
$\chi ^2_\nu$	0.16	0.10	0.43	0.35
n	62	186	124	62
$\sigma_{\rm formal}$ [mas]	0.10	0.05	0.02	0.07
$\sigma_{\rm model}$ [mas]	0.30	0.09	0.06	0.34

Source LaTeX | All tables | In the text