Open Access
Table 2.
Timespans and black hole masses in the simulations.
| Property | A.1 | A.2 | A.3 | B | C |
|---|---|---|---|---|---|
| tstart, Gyr | 6.25 | 6.25 | 6.25 | 7.77 | 9.49 |
| tend, Gyr | 7.52 | 7.25 | 7.29 | 8.74 | 10.49 |
| mBH1, 107 M⊙ | 88.4 | 88.4 | 88.4 | 5.4 | 160.4 |
| (56.6) | (56.6) | (56.6) | (4.8) | (159.2) | |
| mBH2, 107 M⊙ | 13.3 | 13.3 | 13.3 | 1.9 | 3.3 |
| (8.1) | (8.1) | (8.1) | (1.6) | (3.2) | |
| mBH3, 107 M⊙ | 3.6 | 3.6 | 3.6 | 1.1 | 1.1 |
| (3.5) | (3.5) | (3.5) | (1.1) | (1.0) | |
Notes. The mass values in brackets correspond to the ROMULUS25 black hole masses at the initial time tstart, while the values actually adopted account for the accretion that happens in ROMULUS25 over the lifetime of the triple (see Sect. 2.2).
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