Stellar obliquity measurements of six gas giants - Orbital misalignment of WASP-101b and WASP-131b

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Volume 686 (June 2024)

A&A, 686 (2024) A147

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Table 3

MCMC analysis results.

Parameter	Prior	WASP-77 A	Prior	WASP-101	Prior	WASP-103
T_C − 2450 000 (d)	𝒩(T₀, 0.006)	${8428.664}_{- 0.001}^{+ 0.001}$ $8428.664_{ - 0.001}^{ + 0.001}$	𝒩(T₀,0.003)	7376.666 ± 0.002	𝒩(T₀, 0.006)	${7540.632}_{- 0.001}^{+ 0.002}$ $7540.632_{ - 0.001}^{ + 0.002}$
λ [deg]	𝒰(−180, 180)	$- 8_{- 18}^{+ 19}$ $- 8_{ - 18}^{ + 19}$	𝒰(−180, 180)	34 ± 3	𝒰(−180, 180)	$\begin{array}{r} 2_{- 36}^{+ 35} \end{array}$ $\matrix{ \hfill {2_{ - 36}^{ + 35}} \cr }$
υ sin i_* [km s⁻¹]	𝒰(0, 10)	${2.0}_{- 0.1}^{+ 0.2}$ $2.0_{ - 0.1}^{ + 0.2}$	𝒰(0, 15)	8.9 ± 0.6	𝒰(0, 10)	$7_{- 1}^{+ 2}$ $7_{ - 1}^{ + 2}$
a/R_s	𝒩(5.4, 0.2)	5 53 ± 0 05	𝒩(8.3, 0.3)	8.3 ± 0.2	𝒩(2.99, 0.05)	${2.99}_{- 0.02}^{+ 0.02}$ $2.99_{ - 0.02}^{ + 0.02}$
Inc. [deg]	𝒩(89.4, 0.5)	${89.52}_{- 0.40}^{+ 0.36}$ $89.52_{ - 0.40}^{ + 0.36}$	𝒩(85.0, 0.2)	${84.88}_{- 0.34}^{+ 0.39}$ $84.88_{ - 0.34}^{ + 0.39}$	𝒩(89.7, 0.2)	${89.43}_{- 0.4}^{+ 0.4}$ $89.43_{ - 0.4}^{ + 0.4}$
γ [km s⁻¹]	𝒩(1.7, 0.2)	1.729 ± 0.001	𝒩(42.6, 0.2)	42.620 ± 0 002	𝒩(−42.2, −0.2)	−41.878 ± 0.004

Parameter	Prior	WASP-105	Prior	WASP-120	Prior	WASP-131

T_C − 2450 000 [d]	𝒩(T₀ ± 0.006)	${6930.740}_{- 0.004}^{+ 0.004}$ $6930.740_{ - 0.004}^{ + 0.004}$	𝒩(T₀ ± 0.006)	${8411.730}_{- 0.003}^{+ 0.003}$ $8411.730_{ - 0.003}^{ + 0.003}$	𝒩(T₀ ± 0.006)	7180.598±0.003
λ [deg]	𝒰(−180, 180)	$\begin{array}{r} - 14_{- 24}^{+ 28} \end{array}$ $\matrix{ \hfill { - 14_{ - 24}^{ + 28}} \cr }$	𝒰(−180, 180)	−2 ± 4	𝒰(−180, 180)	161 ± 5
υ sini_* [km s⁻¹]	𝒰(0, 2)	${0.8}_{- 0.2}^{+ 0.2}$ $0.8_{ - 0.2}^{ + 0.2}$	𝒰(0, 18)	${14.5}_{- 2.6}^{+ 2.2}$ $14.5_{ - 2.6}^{ + 2.2}$	𝒰(0, 5)	${2.17}_{- 0.31}^{+ 0.33}$ $2.17_{ - 0.31}^{ + 0.33}$
a/R_s	𝒩(17.2, 0.3)	${17.2}_{- 0.3}^{+ 0.3}$ $17.2_{ - 0.3}^{ + 0.3}$	𝒩(5.9, 0.2)	${5.91}_{- 0.19}^{+ 0.19}$ $5.91_{ - 0.19}^{ + 0.19}$	𝒩(8.5, 0.2)	${8.52}_{- 0.20}^{+ 0.20}$ $8.52_{ - 0.20}^{ + 0.20}$
Inc. [deg]	𝒩(89.2, 0.2)	${89.20}_{- 0.20}^{+ 0.21}$ $89.20_{ - 0.20}^{ + 0.21}$	𝒩(82.54, 0.78)	${82.15}_{- 0.44}^{+ 0.48}$ $82.15_{ - 0.44}^{ + 0.48}$	𝒩(85.0, 0.3)	${85.01}_{- 0.34}^{+ 0.39}$ $85.01_{ - 0.34}^{ + 0.39}$
γ [km s⁻¹ ]	𝒩(24.6, 0.2)	−24 684 ± 0 001	𝒩(19.8, 0.2)	19.827 ± 0.004	𝒩(−19.6, 0.2)	−19.638 ± 0.001

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