Table 3: A summary of the PDR parameters for Tr 14. The intensities (I) are in erg s-1 cm-2 sr -1.
Source Distance I([O I] 63 $\rm\mu m$) I([O I] 145 $\rm\mu m$ ) I([C II] 158 $\rm\mu m$) I(12CO(1-0)) I(FIR) Log (G) $\epsilon$
  kpc 10-4 10-4 10-4 10-7   104 G0 10-4
Tr 14 2.2 33 3.9 23 3.9 1.2 3-4 50
W49N 11.4 31-80 4.6-12 11-28 4.6 33.5 5.5 1.4-3.6
Orion Bar 0.47 400 20 60 4 5 4.6 110
M17 SW 2.5 150 19 26 7 6.7 4.7 47
30 Doradus 49 4.9 0.4 5 0.1 0.6 3.7 17


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