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Table 3

LIME model parameters.

Parameter Description Value
Grid outer radius 2 × 103 AU
Grid start radius 30 AU
nnodes Number of grid nodes in the LIME calculations 7 × 104
CO/H2 Standard ISM abundance of CO 10−4
13CO/H2 Standard ISM abundance of 13CO 1.30 × 10−6
C18O/H2 Standard ISM abundance of C18O 1.79 × 10−7
C17O/H2 Standard ISM abundance of C17O 5.58 × 10−8
Freeze out factor 0.01
Gas-to-dust-mass ratio Used for all conversions from dust to gas mass 100
CO isotopologues abundances of all models
X13CO 13CO abundance 2.6 × 10−7
C18O abundance 3.58 × 10−8
C17O abundance 1.12 × 10−8

Notes. Given abundances assume that C and O atoms maximally combine into CO.

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