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Table 9
Velocity gradients in Cha I and III.
| Transition | D a | N fit b | Gradient | θ Grad |
| (pc) | (km s-1 pc-1) | (°) | ||
|
|
||||
| Chamaeleon I | ||||
| C18O 2–1 | 4.0 | 65 | 0.36 ± 0.06 | −100 |
| C17O 2–1 | 4.0 | 33 | 0.34 ± 0.08 | −106 |
| CH3OH 20–10 A+ | 4.0 | 42 | 0.34 ± 0.07 | −114 |
| N2H+ 1–0 | 4.0 | 19 | 0.63 ± 0.06 | −141 |
| Chamaeleon III | ||||
| C18O 2–1 | 4.9 | 29 | <0.24c | – |
| CH3OH 20–10 A+ | 4.9 | 15 | <0.28c | – |
Notes.
(c)
The upper limit corresponds to three times the uncertainty obtained from Eq. (17).
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