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Home All issues Volume 506 / No 2 (November I 2009) A&A, 506 2 (2009) 689-702 Full HTML
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Table 6:

Radiative transfer model parameters.
No. Component 1 Component 2 Emiss. Model ratios
  Kin. Gas Gradient Kin. Gas Gradient ratio $~{\rm ^{12}CO}$ $~{\rm ^{12}CO}{/}~{\rm ^{13}CO}$
  temp. dens. ${N({\rm CO})\over {\rm d}V}$ temp. dens. $\textstyle{N({\rm CO})\over {\rm d}V}$ Comp. 1:2 $\textstyle{(1-0)\over (2-1)}$ $\frac{(3-2)}{(2-1}$ $\textstyle{(4-3)\over (2-1)}$ (1-0) (2-1) (3-2)
  $T_{\rm k}$ $n({\rm H_{2}}$)   $T_{\rm k}$ $n({\rm H_{2}}$) 1:2    
  (K) ($~{\rm cm^{-3}}$) ($\textstyle{~{\rm cm^{-2}}\over ~{\rm {km~s^{-1}}}}$) (K) ($~{\rm cm^{-3}}$) ($\textstyle{~{\rm cm^{-2}}\over ~{\rm {km~s^{-1}}}}$)              
NGC 278
1 100 500 $10\times10^{17}$ 30 10 000 $0.3\times10^{17}$ 3:17 0.92 0.79 0.52 8.0 8.9 11.0
2 150 100 $30\times10^{17}$ 30 10 000 $0.3\times10^{17}$ 1:4 0.94 0.80 0.53 8.2 9.2 11.5
NGC 660
3 150 500 $0.6\times10^{17}$ 20 100 000 $0.3\times10^{17}$ 11:9 1.17 0.75 0.49 15.8 11.8 12.9
4 150 100 $0.6\times10^{17}$ 150 3000 $1.0\times10^{17}$ 4:1 1.17 0.72 0.50 16.3 12.3 12.1
NGC 3628
5 150 1000 $3.0\times10^{17}$ 20 10 000 $0.3\times10^{17}$ 1:9 1.10 0.74 0.43 12.8 12.2 8.9
6 20 100 $1.0\times10^{17}$ 30 10 000 $0.6\times10^{17}$ 17:3 1.32 0.63 0.47 12.4 12.3 8.7
NGC 4631
7 150 1000 $1.0\times10^{17}$ 10 300 0.45 $\times10^{17}$ 1:5 1.52 0.65 0.42 13.5 10.5 13.2
NGC 4666
8 100 1000 $1.0\times10^{17}$ 10 10 000 0.6 $\times10^{17}$ 7:13 1.32 0.70 0.37 8.5 6.7 11.7

Source LaTeX | All tables | In the text

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