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Table 5.
Mean WC/WO star parameters per subtype.
| Subtype | T* | υ∞ | R* | log Ṁa | log L | MWCb |
|---|---|---|---|---|---|---|
| (kK) | (km s−1) | (R⊙) | (M⊙ yr−1) | (L⊙) | (M⊙) | |
| WO2 | 200 | 5000 | 0.7 | −4.96 | 5.8 | 22 |
| WC4 | 117 | 3310 | 0.9 | −4.67 | 5.2 | 10 |
| WC5 | 83 | 2780 | 3.2 | −4.39 | 5.6 | 18 |
| WC6 | 78 | 2270 | 3.6 | −4.47 | 5.7 | 18 |
| WC7 | 71 | 2010 | 4.0 | −4.57 | 5.6 | 17 |
| WC8 | 60 | 1810 | 6.3 | −4.53 | 5.6 | 18 |
| WC9 | 44 | 1390 | 8.7 | −4.66 | 5.4 | 13 |
Notes.
(a)
All mass-loss rates are based on models from Sander et al. (2012) which are calculated with a clumping factor of D = 10.
(b)
The masses of the WC stars are calculated from luminosities using the relation by Langer (1989).
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