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Table 1
Fit results for the orbit parameters for the α CrB system from the TIGRE RV curves for the primary component, the secondary component, and both components together.
| Parameter | Comp A | Comp B | Comp A+B |
|
|
|||
| ϵ | 0.3768 | 0.3813 | 0.3794 |
| error | ±0.0029 | ±0.0025 | ±0.0019 |
| K1 (km s-1) | 36.19 | 36.22 | |
| error | ±0.13 | ±0.13 | |
| K2 (km s-1) | 98.05 | 98.02 | |
| error | ±0.33 | ±0.33 | |
| ω (deg) | 312.31 | 312.32 | 312.32 |
| error | 0.69 | 0.53 | 0.43 |
| Tperi (JD) | 56 646.081 | 56 646.082 | 56 646.082 |
| error | ±0.024 | ±0.019 | ±0.015 |
| Mass ratio | 0.3695 | ||
| error | 0.0018 | ||
| a sin (i) (a.u.) | 0.19379 | ||
| error | 0.00050 | ||
| Mtot sin3(i) | 3.429 | ||
| error | ±0.027 | ||
Notes. The quoted errors are derived from the second moments of the respective MCMC chain.
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