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Table 3
Column densities of OCN− and H2O, and abundance of OCN− in background stars (top of the table) and low-mass YSO (bottom of the table).
Source | Spectral | Class | N(OCN−)b | N(H2O)a | [OCN−]c |
indexa | × 1016 mol cm-2 | × 1016 mol cm-2 | % | ||
|
|||||
Elias 13 | ... | ... | ... | 100 | 0 |
Elias 16 | ... | ... | < 2.3 | 250 | 0 |
EC 118 (CK2) | ... | ... | ... | 3.5 | 0 |
|
|||||
HH46 | 1.70 | I | 4.90(38) | 779(77) | 0.63(8) |
HH100 IRS | 0.8 | I | 0.80(4) | 245(24) | 0.33(8) |
EC 90A | –0.09 | I | 0.20(12) | 169(16) | 0.12(5) |
EC 90B | –0.09 | I | 1.12(24) | 169(16) | 0.86(12) |
IRS 51 | –0.15 | I/II | 1.46(26) | 192 | 0.76(12) |
RNO 91 | 0.03 | II/III | 1.74(20) | 425(36) | 0.41(6) |
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