... emission

The conversion factor from K km s^-1 to erg cm^-2 s^-1 sr^-1 is: $1.569 \times 10^{-9}$for ¹²CO(1-0); $1.255 \times 10^{-8}$ for ¹²CO(2-1); and  $1.097 \times 10^{-8}$ for ¹³CO(2-1).

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