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Table 4
Cicular orbital elements of WR 68a using the mean of emission lines of nitrogen for the WN component and the mean of Hβ, Hγ, and Hδ absorption lines for the O-type component.
| P [d] | 5.2207 (fixed) |
| K WR | 295 ± 7 |
| KO [km s-1] | 144 ± 9 |
| V0 [km s-1] | −145 ± 4 |
| TRVmax [d]* | 5039.56 ± 0.02 |
| TWRinfront [d]* | 5040.86 ± 0.02 |
| aWR sin i [R⊙] | 33 ± 1 |
| aO sin i [R⊙] | 15 ± 1 |
| MWRsin3i [M⊙] | 15 ± 5 |
| MO sin3i [M⊙] | 30 ± 4 |
| q WR/O | 0.49 ± 0.04 |
| σ [km s-1] | 32.12 |
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