Table 7: Dust masses, gas-to-dust and dust-to-metal mass ratios in NGC 1569 deduced from the parameters in Table 4. The entries corresponding to non-relevant quantities are blank for more clarity.
  Dust mass Gas-to-dust Dust-to-metal
  ($M_\odot$) mass ratio mass ratio
PAH $\la$190    
VSG $3.4\times 10^3$    
BG $8.4\times 10^4$    
VCG $(0.7{-}2.5)\times 10^5$    
TOTAL      
- without VCGs $8.8\times 10^4$ 2800 $\sim$1/11
- with VCGs $(1.6{-}3.4)\times 10^5$ 740-1600 $\sim$1/4-1/7


Source LaTeX | All tables | In the text