Open Access

Table 7

Warm dust envelope parameters.

Hot model Cold model
Grain size MRN MRN
Tin (K)(a) 2238(a) 1000
τ0.55 0.038(a) 0.006(a)
θin (mas) 10 109
2.04 × 10−7 9.72 × 10−8

χ2 7.3 50.3

Notes. Tin and θin are the inner temperature and diameter in milliarcseconds respectively. τ0.55 is the opacity at 0.55 μm. Mass loss derived by DUSTY is also indicated. (a)Fitted parameters.

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