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Table 4
Presence of CO emission componentsa.
| Star | L bol | Broad | Narrow | Wind | ||
| (L⊙) | v = 1−0 | v = 2−1 | 12CO | 13CO | abs. | |
|
|
||||||
| SVS 20 S | 142 | n | n | Y | Y | n |
| Elias 29 | 41 | n | n | Y | Y | Y |
| L1551 IRS 5 | 23 | n | n | Y | Y | n |
| IRS 44 E | (18) | – | n | n | – | n |
| GSS 30 | 14 | n? | n? | Y | Y | n |
| HH 100 IRS | 15 | Y | Y | Y | Y | Y |
| CrA IRS 2 | 12 | – | Y | Y | Y | n |
| IRS 44 W | (9) | n | n | Yb | Y | n |
| HL Tau | 6.6 | Y | Y | Y | Y | n |
| IRS 43 S | 6.0 | Y | Y | Y? | n | n |
| IRS 63 | 3.3 | Y | Y | Y | – | Y |
| TMC 1A | 2.8 | Y | Y | Y | Y | Y |
| WL 12d | 2.6 | Y | – | – | n | Y |
| WL 12e | 2.6 | – | Y | Yc | n | Y |
| WL 6 | 2.6 | n | – | n | – | n |
| RNO 91 | 2.5 | Y | Y | n | n | n |
| Elias 32 | 1.1 | n | n | n | n | y |
| IRS 43 N | – | n | – | n | – | – |
| SVS 20 N | (0.27) | Y | Y | Y | – | n |
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