Free Access
Table 1.
Stellar parameters of the anticipated BH+O binaries obtained by V20 at BH formation, in order of increasing orbital period.
| Progenitor | Distance | O star | BH | Orbital | L/LEdd |
|---|---|---|---|---|---|
| system | mass | mass | period | of O star | |
| (kpc) | (M⊙) | (M⊙) | (days) | ||
| WR 155 | 2.99 | 30 | 12 | 2.6 | 0.161 |
| WR 151 | 5.38 | 28 | 10 | 3.4 | 0.076 |
| WR 139 | 1.31 | 28 | 6 | 5.0 | 0.101 |
| WR 31 | 6.11 | 24 | 7 | 6.1 | 0.140 |
| WR 42 | 2.44 | 27 | 14 | 8.7 | 0.156 |
| WR 47 | 3.49 | 47 | 20 | 10.5 | 0.317 |
| WR 79 | 1.37 | 24 | 7 | 10.7 | 0.076 |
| WR 127 | 3.09 | 20 | 6 | 11.8 | 0.076 |
| WR 21 | 3.99 | 37 | 10 | 11.8 | 0.341 |
| WR 9 | 4.57 | 32 | 8 | 15.0 | 0.299 |
| WR 97 | 2.15 | 30 | 9 | 18.3 | 0.304 |
| WR 30 | 5.09 | 34 | 14 | 20.4 | 0.303 |
| WR 113 | 1.80 | 22 | 8 | 35.9 | 0.054 |
| WR 141 | 1.92 | 26 | 18 | 43.1 | 0.076 |
| WR 35a | 5.84 | 19 | 10 | 68.2 | 0.054 |
| WR 11 | 0.34 | 31 | 8 | 86.8 | 0.107 |
| WR 133 | 1.85 | 34 | 9 | 158.0 | 0.107 |
Notes. The BH is assumed to have formed at the end of core helium depletion of the WR star in the progenitor WR+O binaries.
Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.
Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.
Initial download of the metrics may take a while.