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Table 5
Dynamical parameters of the core derived from the ammonia spectra (see text).
| ⟨ N(pNH3) ⟩ | 1.1 × 1015 cm-2 |
| Massa | 2.2 M⊙ |
| Radius | 23″, 3500 AU |
| C.M. | Δα = 10″, Δδ = −18″ |
| ⟨ nH2 ⟩ | 1.6 × 106 cm-3 |
| ⟨ vLSR ⟩ | 4.60 km s-1 |
| ⟨ Δv ⟩ | 0.23 km s-1 |
| Velocity gradient | 20 km s-1 pc-1 |
| (Ω ~ 6.5 × 10-13 s-1) | |
| E therm | 35 × 1034 J |
| E turb | 2 × 1034 J |
| E rot | 10 × 1034 J |
| E grav | − 148 × 1034 J |
| | Egrav | / 2 Ekin | 1.6 |
| Erot/ | Egrav |, βrot | 0.07 |
| Specific angular momentumb, j | 1.6 × 10-3km s-1 pc |
| =3.9 × 1020cm2 s-1 |
Notes. The values represent the region inside the region where N(1,1) > 5 × 1014 cm-2.
(b)
The specific angular momentum is calculated with respect to the axis indicated with a yellow line in Fig. 10.
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