Table 1.
Semi-detached double-lined eclipsing binaries observed in the LMC with at least one component having a mass greater than 8 M⊙.
| Name (colour | Period | Ma | Md | q | Ra | Rd | Ta | Td | References |
|---|---|---|---|---|---|---|---|---|---|
| in plots) | (d) | (M⊙) | (M⊙) | (R⊙) | (R⊙) | (kK) | (kK) | (#) | |
| VFTS 061 (red) | 2.33 | 16.3 ± 1.4 | 8.7 ± 0.6 | 1.87 | 7.2 ± 0.2 | 7.30 ± 0.3 | 33.5 ± 0.9 | 32.9 ± 0.7 | [1] |
| VFTS 652 (green) | 8.59 | 18.1 ± 3.9 | 6.5 ± 1.1 | 2.78 | 15.4 ± 0.7 | 16.8 ± 0.7 | 32.1 ± 0.9 | 23.9 ± 0.5 | [1] |
| VFTS 538 (purple) | 4.15 | 18.3 ± 1.9 | 11.8 ± 1.4 | 1.55 | 7.9 ± 0.6 | 14.7 ± 1.0 | 35.6 ± 1.7 | 32.0 ± 0.3 | [2] |
| HV 2543 (yellow) | 4.83 | 25.6 ± 0.7 | 15.6 ± 1.0 | 1.64 | 15.5 ± 0.4 | 14.0 ± 0.4 | 35.3 ± 0.6 | 28.7 ± 0.5 | [3] |
| VFTS 450 (blue) | 6.89 | 29.0 ± 4.1 | 27.8 ± 3.9 | 1.04 | 13.0 ± 3.0 | 22.2 ± 0.4 | 33.8 ± 2.3 | 28.3 ± 0.3 | [1] |
| SC1-105 (black) | 4.25 | 30.9 ± 1.0 | 13.0 ± 0.7 | 2.37 | 15.1 ± 0.2 | 11.9 ± 0.2 | 35.0 ± 2.5 | 32.5 ± 2.5 | [4] |
| HV 2241 (cyan) | 4.34 | 36.2 ± 0.7 | 18.4 ± 0.7 | 1.96 | 14.9 ± 0.4 | 13.7 ± 0.4 | 38.4 ± 1.4 | 29.5 ± 1.2 | [5] |
Notes. Subscripts ‘a’ and ‘d’ denote the accretor and donor star respectively. The systems are ordered by increasing mass of the mass gainer.
References. (1) Mahy et al. (2020a), (2) Almeida et al. (2017), Mahy et al. (2020b), (3) Ostrov et al. (2000), (4) Bonanos (2009), (5) Ostrov et al. (2001).
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