Open Access
Table 7
Quantitative criteria to classify stars in groups I and II, according to limits set on Fig. 5.
| Ratio | Group I | Group II |
|---|---|---|
| log(Fl(Hu14)/Fl(Brα)) | ≳ −0.5 | ≲ −0.5 |
| 2.5log(Fl(Brα)/Fl(Pfγ)) | ≲ 0.55 | ≳ 0.55 |
| log(Fl(Pf18)/Fl(Paβ)) | ≳ −1 | ≲ −1 |
| log(Fl(Br12)/Fl(Brγ)) | ≳ 0.1 | ≲ 0.1 |
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