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Table 6

CASSIS model parameters for CH3OH in the observed sources.

Source Componenta NS Tex FWHM θS VLSR χ2
[cm-2] [K] [km s-1] [″] [km s-1]

IRAS 20126+4104 comp. (1.1 ± 0.1)E+17 300c 8.15 ± 0.60 2.2b −4.05 ± 0.70 1.9
ext. ()E+15 14 ± 1 7.00 ≫14.0

IRAS 18089-1732 comp. (2.0)E+17 300c 5.45 2.4b 33.4 ± 0.2 4.4
ext. (2.4)E+15 15 ± 2 3.50 ≫14.0 32.3

G31.41+0.31 comp. (1.0 ± 0.2)E+18 200c 6.35 ± 0.35 2.0b 97.2 ± 0.2 *7.4
ext. (1.2 ± 0.6)E+16 14 ± 2 3.95 ± 0.40 ≫14.0 97.2

Notes.

(a)

“comp.” for warm, compact component; “ext.” for colder, more extended component.

(b)

Fixed to θs,T = 100  K.

(c)

Fixed.

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