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Table D.1

Results for all the different GP-based fits performed on the combined HARPS+CARMENES dataset using the alternative NAIRA and Trifonov et al. (2020) NZP radial velocity time-series.

GP kernel NAIRA RVs Trifonov et al. (2020) RVs
Quasi-periodic (QP) Circular orbit: Circular orbit:
lnZ = −966.2; ∆ ln Z = +1.3 ln Z = −970.0; ∆ ln Z =+2.5
Eccentric orbit: Eccentric orbit:
eb = 0.52 ± 0.14
lnZ = −962.9; ∆ ln Z = +4.6 ln Z = −966.8; ∆ lnZ = +5.7

Quasi-periodic cosine (QPC) Circular orbit: Circular orbit:
Tconj,b [BJD-2450000] = 8670.796.98−7.16
lnZ = −958.9; ∆ lnZ = +2.0 lnZ = −965.2; ∆ lnZ = +3.6
Eccentric orbit: Eccentric orbit:
ln Z = −955.5; ∆ ln Z = +5.4 ln Z = −962.8; ∆ ln Z = +6.0

dSHO (rotational) Circular orbit: Circular orbit:
Kb [ m s−1] =0.77±0.17 Kb [m s−1] =0.88+0.17−0.16
Pb [d] =140.43±0.88 Pb [d] =140.42±0 8
Tconj,b [BJD-2450000] = 8674.48 ± 5.89
ln Z = −960.7; ∆ ln Z = +9.7 ln Z = −967.5; ∆ ln Z = +10.7
Eccentric orbit: Eccentric orbit:
ln Z = −958.4; ∆ ln Z = +13.0 ln Z = −966.0; ∆ ln Z = +12.2

Note: ∆ ln Z− = ln Z1pl-ln Z0pl is the difference between the Bayesian evidences ln Z of the models with and without a planetary signal included.

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