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Table 9
Dynamical ages of the knots based on their jet lengths, i.e. separation from the candidate driving source, and their current velocities, v, where we adopt the space velocities when available, and otherwise the tangential velocities on the longest timescale available.
| Knot | F | Driving YSO | Length | v | τ dyn |
| candidate | (pc) | (km s-1) | (yr) | ||
|
|
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| MHO 2234-A2 | 1 | MMS3 | 0.009 | 125 | 70 |
| MHO 2234-B1 | 1 | 0.019 | 116 | 160 | |
| MHO 2234-D1+D2 | 1 | 0.048 | 110 | 420 | |
| MHO 2234-H1 | 1 | 0.123 | 72 | 1680 | |
| MHO 2234-I1 | 1 | 0.078 | 40 | 1900 | |
|
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|||||
| MHO 2233-N | 2 | Ser-emb-11 | 0.174 | 42 | 4050 |
| MHO 2235-I2 | 2 | 0.208 | 74 | 2750 | |
| MHO 2235-M4 | 2 | 0.264 | 44 | 5860 | |
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| MHO 2235-A1 | 3 | Ser-emb-17 | 0.028 | 54 | 507 |
| MHO 2235-B | 3 | 0.044 | 26 | 1650 | |
Notes.The flow for each knot is given in Col. 2.
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