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Table 4
Fitted and derived parameters of the system.
| Parameter | Symbol | Unit | Value |
|
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| jktebop light curve fit | |||
| Central surface brightness ratio | J |
|
|
| Sum of radii | (Rpri + Rsec)/a |
|
|
| Radius ratio | Rsec/Rpri |
|
|
| Fractional primary radius | Rpri/a |
|
|
| Fractional secondary radius | Rsec/a |
|
|
| Orbital inclination | i | (°) |
|
| Orbital period | P | (days) | 3.8745746 ± 0.0000014 |
| Time of primary eclipse centre | T prim | (HJD) | 2 454 536.76357 ± 0.00043 |
| ecosω |
|
||
| esinω |
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||
|
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|||
| Photometrically constrained RV fit | |||
| Primary semi-amplitude | K pri | (km s-1) | 60.49 ± 0.39 |
| Secondary semi-amplitude | K sec | (km s-1) | 81.56 ± 0.62 |
| Systemic velocity | V sys | (km s-1) | 19.42 ± 0.26 |
| Orbital period | P | (days) | 3.8745745 ± 0.0000014 |
| Time of primary eclipse centre | T prim | (HJD) |
|
| ecosω |
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||
| esinω | −.0033 ± 0.0040 | ||
|
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|||
| Derived parameters | |||
| Luminosity ratio | Lsec/Lpri |
|
|
| Orbital eccentricity | e |
|
|
| Semi-major axis | a | (R⊙) | 10.921 ± 0.056 |
| Primary mass | M pri | (M⊙) |
|
| Secondary mass | M sec | (M⊙) |
|
| Primary radius | R pri | (R⊙) |
|
| Secondary radius | R sec | (R⊙) |
|
| Primary surface gravity | (log g)pri | (cm s-2) |
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| Secondary surface gravity | (log g)sec | (cm s-2) |
|
| Primary semi-major axisa | a pri | (R⊙) | 4.651 ± 0.030 |
| Secondary semi-major axisa | a sec | (R⊙) |
|
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