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Table 4
HD 80653 system parameters.
| Fitted parameters | |
|---|---|
| Transit epoch Tc[BJDTDB] | 2 458 134.4244 ± 0.0007 |
Prior  [2458134.324, 24 588 134.524] |
|
| Orbital Period Pb [d] | 0.719573 ± 0.000021 |
Prior  [0.6195124, 0.8195124] |
|
| Light curve | |
| LC jitter (normalized flux) | 0.000055 ± 0.000001 |
Prior  [0.000, 0.002] |
|
| Kepler limb-darkening coefficient q1 |  |
Prior  [0.000, 1.000] |
|
| Kepler limb-darkening coefficient q2 |  |
Prior  [0.000, 1.000] |
|
| Stellar density ρ⋆ [ρ⊙] | 0.64 ± 0.04 |
Prior  [0.64, 0.04] |
|
| Radius ratio Rp∕R⋆ | 0.0121 ± 0.0004 |
Prior  [0.000010, 0.500000] |
|
| Impact parameter b |  |
Prior  [0.000, 1.000] |
|
| Radial velocities | |
| RV jitter [m s−1] |  |
Prior  [0.009, 297] |
|
| Systemic RV γ [m s−1] | 8310.17 ± 2.2 |
Prior  [7291.19, 8429.05] |
|
Linear term  [m s−1d−1] |
0.17 ± 0.03 |
Prior  [−1,+1] |
|
| Radial-velocity semi-amplitude K [m s−1] | 3.55 ± 0.26 |
Prior  in log2 [−6.64,9.97] |
|
| Rotational period of the star Prot [d] | 19.8 ± 0.5 |
Prior  [5,40] |
|
| Coherence scale w | 0.340 ± 0.034 |
Prior  [0.350, 0.035] |
|
| Decay timescale of activity regions λ [d] |  |
Prior  [5,500] |
|
| Amplitude of GP h |  |
Prior  [0.01,100] |
|
| Derived parameters | |
| Kepler limb-darkening coefficient u1 |  |
| Kepler limb-darkening coefficient u2 |  |
| Transit duration T14 [d] |  |
| Inclination i [deg] | 82.1 ± 2.4 |
| Scaled semi-major axis a∕R⋆ | 2.92 ± 0.05 |
| Orbital semi-major axis a [AU] | 0.0166 ± 0.0003 |
| Planet mass Mb [M⊕ ] | 5.60 ± 0.43 |
| Planet radius Rb [R⊕ ] | 1.613 ± 0.071 |
| Planet density ρb [g cm−3 ] | 7.4 ± 1.1 |
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