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Table 11
Parameter posteriors for the HD 204313 system.
| Orbital parameters | Planet c | Planet b | |
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| Orbital period, P• | [days] | 34.905 ± 0.012 | 2024.1 ± 3.1 |
| RV amplitude, K• | [m s-1] | 3.42 ± 0.22 | 68.45 ± 0.30 |
| Eccentricity, e• | 0.155 ± 0.071; < 0.310 † | 0.0946 ± 0.0032 | |
| Argument of periastron, ω• | [deg] | 238 ± 22 | 292.5 ± 2.7 |
| Mean longitude at epoch, L0• | [deg] | 46.5 ± 3.5 | 107.55 ± 0.24 |
| Semi-major axis of relative orbit, a | [AU] | 0.2099 ± 0.0071 | 3.167 ± 0.12 |
| Minimum mass, Msini | [M⊕] | 17.6 ± 1.7 | 1360 ± 94 |
| Minimum mass, Msini | [MJ] | 0.0553 ± 0.0053 | 4.28 ± 0.30 |
| Velocity drift⋆ | |||
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| Systemic velocity, V0• | [km s-1] | − 9.73922 ± 3.3 × 10-4 | |
| Scaling constant, α• | [ m s-1/dex] | 140 ± 35 | |
| Linear• | [dex yr-1] | −0.0100 ± 0.0013 | |
| Quadratic• | [dex yr-2] | (−8.1 ± 2.4) × 10-4 | |
| Cubic• | [dex yr-3] | (2.97 ± 0.68) × 10-4 | |
| Noise model‡ | |||
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Additional noise at  = –5, σJ | -5.0• |
[m s-1] | 1.28 ± 0.21 | |
| Slope, αJ• | [ m s-1/dex] | 9.6 ± 6.3 | |
| rms(O−C) | [m s-1] | 1.32 ± 0.11 | |
| Other parameters⋄ | |||
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| CORALIE98 systemic velocity | [km s-1] | 9.7888 ± 0.0016 | |
| CORALIE07 systemic velocity | [km s-1] | 9.7754 ± 0.0015 | |
| McDonald systemic velocity | [km s-1] | 9.6878 ± 0.0011 | |
Notes. The epoch is BJD = 2 454 993.8485.
(⋆)
See Sect. 4.3.
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