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Table 2

Values for the best-fit model parameters for the torus model and the rings model.

Fitted parameter for torus model Symbol Value

Inclination angle i 87°
Inner radius R 0 15 AU
Superwind radius R sw 150 AU
Dust density at inner edge ρ 0 5.6 × 10-19g/cm3
Density enhancement A 31
parameters (A–F) B 2.0
C 2.0
D 2.8
E 2.8
F 1.0

Fitted parameter rings model

Inclination angle i 80°
Inner radius R 0 25 AU
Dust density at inner edge ρ 0 3.6 × 10-19g/cm3
Density enhancement γ 3.7
Radial extend of the ring R ring 100 AU
Closest ring θ 1 90°
R 1 25 AU
Second ring θ 2 40°
R 2 75 AU

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