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Home All issues Volume 504 / No 3 (September IV 2009) A&A, 504 3 (2009) 853-867 Full HTML
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Table 5:

Molecular abundances derived for all species within the 4 sources.

Source		       W43MM1 18264 05358 18162 AFGL2591a G31.41b 16293c

Abundance		 T dd Line              
( $ \times 10^{-10}$) (K) (103 AU)                
$\chi$(CS) 60 5.9 3-2 36 4.0 2.3 - 100 70 5100
  75 4.9 5-4 30 0.26 1.3 1.0      
  96 3.3 7-6 160 1.1 - 4.6      
$\chi$(C34S) 60 5.9 3-2 1.8 0.32 0.27 -      
  96 3.3 7-6 8.0 0.50 - 0.27      
$\chi$(OCS) 72 5.2 8-7 92 2.5 2.4 1.4 100 40 10 000
  76 4.8 13-12 37 2.4 0.92 1.2      
  96 3.3 19-18 130 1.1 3.7 3.3      
$\chi$(OC34S) 72 5.2 8-7 4.6 <0.07 <0.35 <0.25      
$\chi$(H2S) 60 5.5 110-101 3.0 1.3 1.2 3.1 80 $\geq 30$ 5300
  96 3.3 220-211 4.0 0.15 0.51 0.30      
$\chi$(H234S) 60 5.5 110-101 <0.19 0.11 <0.13 0.21      
$\chi$(SO) 51 8.7 34-23 16 1.7 3.8 4.4 100 40 17000
  62 6.4 56-45 0.90 0.48 1.1 2.4      
  75 4.8 65-54 0.70 0.57 0.8 1.8      
  96 3.3 88-77 24 0.64 - 3.6      
$\chi$(34SO) 51 8.7 34-23 0.80 0.11 0.33 <0.06      
  96 3.3 88-77 <4.0 <1.0 - <0.5      
$\chi$(SO2) 57 7.2 51,5-40,4 2.0 0.42 0.62 1.7 20 120 5400
  71 5.3 100,10-91,9 1.8 0.36 0.52 0.70      
  76 4.8 111,11-100,10 - 0.38 - 1.76      
  112 2.7 140,14-131,13 - 2.0 6.4 7.6      
  112 2.7 180,18-171,17 160 <6 - 10.6      
$\chi$(34SO2) 57 7.2 51,5-40,4 <0.33 <0.44 <16 <0.22      
a Mean abundances from van der Tak et al. (2003); b mean abundances from Hatchell et al. (1998); c mean abundances from Wakelam et al. (2004)a; d indicative corresponding distance to the center for the source IRAS18162-2048.

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