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Table 4

Best-fit model parameters for each epoch of our S Ori observations.

Epoch Φvis Model Φmod τ V Rin/RPhot p ΘPhot
(Al2O3) (Al2O3) (Al2O3) [mas]

A 0.40 M24n 0.40 2.5 2.0 2.4 8.5
B 1.89 M22 0.25 1.0 1.8 3.3 10.0
C 1.95 M21n 0.10 1.4 2.3 3.7 8.8
D 2.01 M21n 0.10 1.5 2.4 3.0 8.9
E 2.10 M22 0.25 1.4 1.8 3.0 10.5
F 2.16 M23n 0.30 1.1 2.2 3.6 10.1
G 2.22 M23n 0.30 1.2 1.8 2.7 10.1
H 2.29 M25n 0.50 1.2 1.8 2.5 8.5
I 2.91 M22 0.25 1.4 1.7 3.0 10.2
J 3.00 M22 0.25 1.2 1.8 2.5 11.1
K 3.13 M25n 0.50 2.4 1.5 3.0 9.0
L 3.19 M23n 0.30 1.8 2.2 2.5 10.9
M 3.82 M22 0.25 1.4 1.7 2.9 10.8
N 3.96 M25n 0.50 1.5 2.1 2.5 8.7

Notes. The table lists the star, the epoch, the phase at the epoch, the optical depth τV, the inner boundary radius Rin/RPhot, the density distribution p, and the continuum photospheric angular diameter ΘPhot.

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