Table 2
Prior distribution for the model parameters.
| Parameter and units | Prior distribution |
|---|---|
| Zero-point, offset and drift | |
| γ0b [m s−1] |  |
| γ1c [m s−1 yr−1] |  |
| δ12 [m s−1] |  |
| Noise model parameters | |
| σJ [m s−1] |  |
 [m s−1] |
 |
| A [m s−1] |  |
| logτ [day] |  |
| Pd [day] |  |
| ϵd |  |
| Planet parameters | |
| P [day] |  |
| K [m s−1] |  |
 |
 |
 |
 |
| λ0 |  |
| e |  |
Notes. 
is the uniform distribution and 
is the Jeffreys distribution (log-flat) between xmin
and xmax.
is the normal distribution with mean μ
and scale σ, and 
is the modified Jeffreys distributiona. The modified Jeffreys distribution is defined as
Around HARPS mean velocity,
− 30.8907 km s−1. Only in models with a linear drift. Only in models with quasi-periodic kernel.
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