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Table 5

Parameters of the continuum models.

Ca Radiusb Td b τ100 b NH2 c M d L e
(pc) (K) (cm-2) (108M) (L)

C inner 20−25 90−120 1−4 (1−3) × 1024 0.25−1.25 (0.7−1.5) × 1011
C outer 50−100 70−90 0.25−1 (1.5−7) × 1023 0.25−5 (1.7−3.0) × 1011





Independent parameter.


Column density of H2, calculated assuming a mass-absorption coefficient of 44.4 cm2 g-1 at 100 μm and a gas-to-dust mass ratio of 100.


Estimated gas mass, assuming spherical symmetry.


Unattenuated dust luminosity of the component.

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