Press Release
Open Access

Table 2

Priors used for our MCMC fittings.

Body Parameter Distribution Value/range
β Pictoris Mass Uniform [1.6,2.0] M
β Pictoris Distance* Uniform [19.39,19.48] pc
β Pictoris V0* Uniform [−1, 1] km s−1

β Pictoris b Mass* Gaussian MJup
β Pictoris b Period log uniform [18,25] yr
β Pictoris b ecc Uniform [0,0.2]
β Pictoris b i Sinus uniform [87,89] deg
β Pictoris b Ω Uniform [−150, −145] deg
β Pictoris b ω Uniform [0,180] deg
β Pictoris b Phase Uniform [0,1]

β Pictoris c Mass* Uniform [1, 15] MJup
β Pictoris c Period* log uniform [2.5,4] yr
β Pictoris c ecc* Uniform [0,0.4]
β Pictoris c i* Fixed Same as ib
β Pictoris c Ω* Fixed Same as Ωb
β Pictoris c ω* Uniform [0,360] deg
β Pictoris c Phase* Uniform [0,1]

Notes. The priors labeled with an * apply only when the RVs are considered (NIRDIFS-GRAV-RV case).

Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.

Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.

Initial download of the metrics may take a while.