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Table 1

Model parameters.

Parameter Value Unit Comments

0.4
d env 1.0
x s 0.0 mas star east shift
y s 3.0 mas star north shift
R 6.0 mas ring radius
i 60 deg inclination
θ 0 deg PA of the major axis
w 2.4 mas Gaussian width of the ring
c1 0.0 azim. mod. through major axis
s1 0.4 azim. mod. through minor axis

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