Open Access
Table 4
Summary of observational results and the derived physical parameters for 116 young H II regions.
| Parameter | xmin | xmax | xmean ± xstd | xmed |
|---|---|---|---|---|
| Observational properties at X-band | ||||
| log[Sint (mJy)] | 0.58 | 4.20 | 2.20±0.76 | 2.20 |
| log[Speak (mJy beam−1)] | 0.40 | 3.04 | 1.71±0.66 | 1.68 |
| Angular size θ ′′ | 1.68 | 21.25 | 4.54±3.76 | 2.4 |
| Observational properties at K-band | ||||
| log[Sint (mJy)] | 0.33 | 3.80 | 1.99 ± 0.74 | 2.0 |
| log[Speak (mJy beam−1)] | −0.40 | 2.88 | 1.23±0.79 | 1.68 |
| Angular size θ ′′ | 0.6 | 10.24 | 2.12 ± 1.95 | 1.34 |
| Physical properties | ||||
| log[ne(cm−3)] | 3.14 | 5.65 | 4.20 ± 0.05 | 4.10 |
| diam [pc] | 0.004 | 0.81 | 0.14 ± 0.01 | 0.08 |
| log[EM (pc cm−6)] | 5.96 | 9.05 | 7.28 ± 0.06 | 7.09 |
| log[NLy (s−1)] | 45.37 | 49.82 | 47.81 ± 0.09 | 47.95 |
| νt [GHz] | 0.56 | 16.67 | 3.29 ± 0.31 | 1.95 |
| Dust absorption fraction fd | 0.14 | 0.99 | 0.67 ± 0.03 | 0.75 |
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