Table 6
Summary of parameters derived for N107.
| Property | Value |
|
|
|
| From catalogue of Churchwell et al. (2006) | |
| Galactic longitude (central) |
|
| Galactic latitude (central) |
|
| Angular radius (mean) |
|
| Angular thickness (mean) |
|
|
|
|
| Derived from observations | |
| Radial velocity (central) | 43 km s-1 |
| Expansion velocity | 8 km s-1 |
| Distance (kinematical) | 3.6 kpc |
| Radius (mean) | 11.9 pc |
| Mass in H i (aperture 1) | (5.4 ± 1.0) × 103 M⊙ |
| Mass of molecular component (aperture 1) | |
| (1.3 ± 0.4) × 105 M⊙ | |
| Mass of molecular component (aperture 2)1 | |
| (4.0 ± 1.2) × 104 M⊙ | |
|
|
|
| Estimated from simulations | |
| Energy input rate | < 0.4 × 1050 erg / Myr A |
| ≈ 2.7 × 1050 erg / Myr B | |
| Dislocation of expansion centre | ≈ 16...22 pc A |
| ≈ 10...12 pc B | |
| Parental cloud thickness in LOS | ≈ 6 pc A |
| ≈ 20...28 pc B | |
| Parental cloud total mass | ≈ 5.8...15.5 × 105 M⊙ |
| Evolution time (age) | ≈ 1.75...2.25 Myr A |
| ≈ 1 Myr B | |
Notes. The first section gives the values from the original catalogue of Churchwell et al. (2006). The second section gives the values derived from observation (Sect. 2). The third section gives the values estimated from simulations (Sect. 4).
Aperture 2 covers only the immediate vicinity of the bubble. See Fig. 4 for an illustration.
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