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Table 9

Comparison of observed and predicted values in the cold component.

Quantitya Observed value Model prediction

H i < 20.9 20.7
CO 14.95 ± 0.05 14.72
C i 16.22 ± 0.07 16.40
C i, J = 0 16.10 ± 0.08 16.19
C i, J = 1 15.54 ± 0.14 15.93
C i, J = 2 14.67 ± 0.11 15.04
S i 14.85 ± 0.18 14.53
Cl i 14.63 ± 0.29 14.50
Mg ib 14.10 ± 0.10 14.92
Na i 15.00 ± 0.30 14.51
T01 (K) 51 ± 2 56

Notes. for T01, all quantities correspond to column densities expressed in log (cm-2). text for the apparently strong mismatch between model and observations.

(a)

Except

(b)

See

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