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Fig. C.1
Map of the CO J = 2–1 line intensitypeak (Tpeak in K; shown in color scale). Because the CO J = 2–1 emission is optically thick in most of the field, this map provides a lower limit to the gas temperature in the layers where the line emission arises, that is, Tpeak ≃Trot (CO 2–1) ≤Tk.
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