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Table 3

Best model parameters from the surface brightness minimization.

Parameter NE/SW Best-fit single model Well fitting range

r0 (AU) 110/110 100–120
α in 8.0/8.0 2.0–40.0
α out –6/–6 –4–8
g 0.5/0.5 0.3–0.5
i (°) 88.0/88.0 fixed

NE/SW Best-fit double model

r0in (AU) 60/60 fixed
r0out (AU) 95/95 fixed
α in 40.0/40.0 15.0–40.0
α out –4/–4 –4
g 0.2/0.1 0.0–0.3
i (°) 88.0/88.0 fixed
Scale factor 1.50/1.50 1.25–2.0

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