Table 1
Velocity components along the line of sight and positions in the plane of the disk, of the peaks in the PV plots of various CH3CN and CH313CN lines.
| J = 12−11 transition | V (km s-1) | x (AU) | y (AU) |
|
|
|||
| CH3CN K = 2 | –0.26 | 221 | –943 |
| CH3CN K = 3 | –0.35 | 253 | –823 |
| CH3CN K = 4 | –0.31 | 200 | –774 |
| CH3CN K = 5 | –0.36 | 220 | –747 |
| CH3CN K = 7 | 1.96 | –165 | –122 |
| CH3CN K = 8 | 2.12 | –164 | –105 |
| CH3CN v8 = 1 K,l = 1,1 | 1.56 | –87 | –130 |
| CH313CN K = 2 | 1.90 | –142 | –126 |
Notes. The velocities are computed with respect to the systemic velocity and the positional offsets are relative to the protostar (a distance of 1.64 kpc has been assumed to calculate the linear offsets).
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