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Table 2.
Predicted terminal velocities v∞ (in km s−1) and the mass-loss rates Ṁ (in M⊙ yr−1) for O stars.
| Z = Z⊙/10 | Z = Z⊙/30 | Z = Z⊙/100 | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Model | Teff [K] | R* [R⊙] | M [M⊙] | log(L/L⊙) | Γ | v∞ | Ṁ | v∞ | Ṁ | v∞ | Ṁ |
| Main sequence stars | |||||||||||
| 300-5 | 30 000 | 6.6 | 12.9 | 4.50 | 0.06 | 1780 | 1.3 × 10−9 | 990 | 2.7 × 10−10 | no wind | |
| 325-5 | 32 500 | 7.4 | 16.4 | 4.74 | 0.08 | 1890 | 2.9 × 10−9 | 1150 | 1.3 × 10−9 | no wind | |
| 350-5 | 35 000 | 8.3 | 20.9 | 4.97 | 0.11 | 1250 | 1.3 × 10−8 | 930 | 5.6 × 10−9 | no wind | |
| 375-5 | 37 500 | 9.4 | 26.8 | 5.19 | 0.14 | 1790 | 3.8 × 10−8 | 1260 | 6.1 × 10−9 | 420 | 3.4 × 10−11 |
| 400-5 | 40 000 | 10.7 | 34.6 | 5.42 | 0.18 | 1900 | 7.4 × 10−8 | 1510 | 8.2 × 10−9 | 820 | 4.8 × 10−10 |
| 425-5 | 42 500 | 12.2 | 45.0 | 5.64 | 0.23 | 1850 | 1.8 × 10−7 | 1260 | 4.3 × 10−8 | 1240 | 3.7 × 10−9 |
| 450-5 | 45 000 | 13.9 | 58.6 | 5.85 | 0.29 | 1830 | 4.0 × 10−7 | 1300 | 1.4 × 10−7 | 1490 | 1.3 × 10−8 |
| Giants | |||||||||||
| 300-3 | 30 000 | 13.1 | 19.3 | 5.10 | 0.15 | 1850 | 1.5 × 10−8 | 1360 | 6.9 × 10−9 | 730 | 1.6 × 10−9 |
| 325-3 | 32 500 | 13.4 | 22.8 | 5.25 | 0.19 | 2180 | 1.6 × 10−8 | 1280 | 1.4 × 10−8 | 510 | 1.1 × 10−9 |
| 350-3 | 35 000 | 13.9 | 27.2 | 5.41 | 0.23 | 1380 | 9.0 × 10−8 | 1050 | 5.2 × 10−8 | 680 | 7.9 × 10−9 |
| 375-3 | 37 500 | 14.4 | 32.5 | 5.57 | 0.27 | 1710 | 1.4 × 10−7 | 1320 | 7.7 × 10−8 | 1010 | 2.3 × 10−9 |
| 400-3 | 40 000 | 15.0 | 39.2 | 5.71 | 0.31 | 1860 | 2.2 × 10−7 | 1360 | 1.2 × 10−7 | 1360 | 2.4 × 10−9 |
| 425-3 | 42 500 | 15.6 | 47.4 | 5.85 | 0.36 | 1780 | 4.2 × 10−7 | 1320 | 2.1 × 10−7 | 990 | 2.8 × 10−8 |
| 450-3 | 45 000 | 16.3 | 57.7 | 5.99 | 0.40 | 1730 | 7.4 × 10−7 | 1310 | 3.9 × 10−7 | 870 | 8.6 × 10−8 |
| Supergiants | |||||||||||
| 300-1 | 30 000 | 22.4 | 28.8 | 5.56 | 0.30 | 1320 | 9.4 × 10−8 | 1430 | 3.3 × 10−8 | 900 | 2.0 × 10−8 |
| 325-1 | 32 500 | 21.4 | 34.0 | 5.66 | 0.32 | 940 | 1.4 × 10−7 | 1020 | 8.6 × 10−8 | 690 | 4.2 × 10−8 |
| 350-1 | 35 000 | 20.5 | 40.4 | 5.75 | 0.33 | 1540 | 2.6 × 10−7 | 1250 | 1.6 × 10−7 | 920 | 5.8 × 10−8 |
| 375-1 | 37 500 | 19.8 | 48.3 | 5.84 | 0.34 | 1680 | 3.4 × 10−7 | 1400 | 1.9 × 10−7 | 1050 | 1.6 × 10−8 |
| 400-1 | 40 000 | 19.1 | 58.1 | 5.92 | 0.34 | 1910 | 4.0 × 10−7 | 1480 | 2.2 × 10−7 | 1630 | 4.8 × 10−9 |
| 425-1 | 42 500 | 18.5 | 70.3 | 6.00 | 0.34 | 1980 | 5.5 × 10−7 | 1440 | 2.7 × 10−7 | 1340 | 2.6 × 10−8 |
| 450-1 | 45 000 | 18.0 | 85.4 | 6.08 | 0.33 | 1950 | 7.4 × 10−7 | 1460 | 3.2 × 10−7 | 1660 | 3.1 × 10−8 |
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