TOI-1801 b: A temperate mini-Neptune around a young M0.5 dwarf

Home

All issues

Volume 680 (December 2023)

A&A, 680 (2023) A76

Full HTML

Open Access

Table 4

Model comparison for RV-only analysis of TOI-1801 b using the difference between the Bayesian log-evidence (Δ ln 𝒵).

Data set	Activity model	K^b[m s⁻¹]	Δ ln 𝒵
CARMENES VIS	jitter	…	−12.9
CARMENES VIS	jitter	3.25 ± 0.97	−10.7
CARMENES VIS	2 sin (P₁ ~ 16 d, P₂ ~ 8 d) + jitter	2.17 ± 0.89	−8.1
CARMENES VIS	GP (QP kernel) + jitter	…	−4.0
CARMENES VIS	GP (QP kernel) + jitter	2.60 ± 0.75	0

CARMENES VIS + CARMENES NIR	jitter	…	−16.3
CARMENES VIS + CARMENES NIR	jitter	3.25 ± 0.87	−12.7
CARMENES VIS + CARMENES NIR	2 sin (P₁ ~ 16 d, P₂ ~ 8 d) + jitter	2.06 ± 0.76	−9.6
CARMENES VIS + CARMENES NIR	GP (QP kernel) + jitter	…	−7.4
CARMENES VIS + CARMENES NIR	GP (QP kernel) + jitter	2.58 ± 0.69	0

CARMENES VIS + CARMENES NIR + HIRES	jitter	…	−22
CARMENES VIS + CARMENES NIR + HIRES	jitter	2.85 ± 0.75	−18.2
CARMENES VIS + CARMENES NIR + HIRES	2 sin (P1 ~ 16 d, P₂ ~ 8 d) + jitter	2.08 ± 0.69	−13.7
CARMENES VIS + CARMENES NIR + HIRES	GP (QP kernel) + jitter	…	−7.4
CARMENES VIS + CARMENES NIR + HIRES	GP (QP kernel) + jitter	2.43 ± 0.62	0

Notes. In the model name, “2 Sin” refers to two sinusoidal functions and their periods. All models assume circular orbits. The result in bold indicates the RV model we adopted.

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.