Gas in the protoplanetary disc of HD 169142: Herschel's view

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Table 3:

Predicted line fluxes for different models, compared with the observed fluxes.
	Model #1	Model #2	Model #3	Observed
gas/dust	1	100	33	-
$f_{\rm PAH}$	0.01	0.0055	0.0087	-
$f_{\rm UV}$	0.005	0.0	0.0	-
Line	Line Fluxes $\rm [10^{-18}~W/m^2]$
[OI] 63.2 $\mu$ m	154	71.6	71.6	71.7
[OI] 145.5 $\mu$ m	5.17	10.1	7.01	<10.4
[CII] 157.7 $\mu$ m	4.58	0.04	0.06	<6.4
o-H₂O 179.5 $\mu$ m	5.66	5.15	1.76	<8.8
¹²CO 2 $\rightarrow$ 1	0.060	0.092	0.093	0.093
¹³CO 2 $\rightarrow$ 1	0.011	0.059	0.048	0.048
¹²CO/¹³CO	5.69	1.55	1.92	1.94

Notes. The best fit is obtained by model #3. All models in this table have turbulent line broadening $v_{\rm turb}$ = 0.15 km s^-1.

Source LaTeX | All tables | In the text

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