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Table 3

Fit parameters for temperature-gradient disk models.

Parameter Model 1 Model 2

Tin (K) 1500 1760
rin (mas) 1.55 1.78
p 0.616 0.840
φdisk (deg) 112 107
idisk (deg) 42.3 47.6
F disk/F halo
λ = 2.2μm 3.45 3.10
λ = 7.7μm 1.61 0.750
λ = 8.7μm 0.644 0.370
λ = 9.7μm 0.279 0.250
λ = 11.7μm 0.347 0.246
λ = 12.4μm 0.369 0.246
FWHMhalo (mas)
λ = 2.2μm 76.8 69.9
λ = 7.7μm 142 61.2
λ = 8.7μm 120 84.1
λ = 9.7μm 132 117
λ = 11.7μm 126 106
λ = 12.4μm 138 107
0.613 2.98

Notes.

(†)

Kept fixed during the fitting procedure. Model 1 was fit to the visibilities only (Sect. 4.2.2); Model 2 was fit to a combination of the visibilities and correlated fluxes (Sect. 4.3.1).

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