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Table 2
Inferred column densities and fractional abundances relative to CH3OH for the species identified toward L483 and compared to the one beam offset position from IRAS 16293B (Jørgensen et al. 2016).
| Column density (cm−2) | [X/CH3OH] | ||||
|---|---|---|---|---|---|
| Species | |||||
| L483 | IRAS 16293B | L483 | IRAS 16293B | ||
| Methanol | CH3OH | 1.7 × 1019 | 1.0 × 1019 | 1 | 1 |
| 13CH3OH | 2.5 × 1017 | 1.5 × 1017 | 1.5 × 10−2 | 1.5 × 10−2 | |
| CH2DOH | 4.0 × 1017 | 7.1 × 1017 | 2.4 × 10−2 | 7.1 × 10−2 | |
| Dimethyl ether | CH3OCH3 | 8.0 × 1016 | 2.4 × 1017 | 4.7 × 10−3 | 2.4 × 10−2 |
| Methyl formate | CH3OCHO | 1.3 × 1017 | 2.6 × 1017 | 7.6 × 10−3 | 2.6 × 10−2 |
| Ethanol | C2H5OH | 1.0 × 1017 | 2.3 × 1017 | 5.9 × 10−3 | 2.3 × 10−2 |
| Acetaldehyde | CH3CHO | 8.0 × 1016 | 1.2 × 1017 | 4.7 × 10−3 | 1.2 × 10−2 |
| Formamide | NH2CHO | 1.0 × 1016 | 1.2 × 1016 | 5.9 × 10−4 | 1.2 × 10−3 |
| Cyanopolyyne | HC3N | 5.0 × 1017 | 1.8 × 1014 | 2.9 × 10−2 | 1.8 × 10−5 |
| Thioformaldehyde | H2CS | 2.0 × 1016 | 1.5 × 1015 | 1.2 × 10−3 | 1.5 × 10−4 |
| Sulfur-dioxide | SO2 | 1.0 × 1017 | 1.5 × 1015 | 5.9 × 10−3 | 1.5 × 10−4 |
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