TOI-858 B b: A hot Jupiter on a polar orbit in a loose binary

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Volume 679 (November 2023)

A&A, 679 (2023) A70

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Table 5

Stellar parameters for TOI-858 A.

Property	Value	Source
Other names
2MASS ID	J04004794-5435342	2MASS
Gaia ID	4683737294570307968	Gaia EDR3
TIC ID	TIC198008002	TESS

Astrometric properties
RA	04:00:47.96	TESS
Dec	−54:35:34.5	TESS
µ_RA (mas yr⁻¹)	8.5707 ± 0.0187	Gaia EDR3
µ_Dec (mas yr⁻¹)	−12.6905 ± 0.0197	Gaia EDR3
RV (km s⁻¹)	65.5 ± 0.6	Gaia EDR3
Parallax (mas)	4.0181 ± 0.0146	Gaia EDR3

Photometric properties
V (mag)	11.66 ± 0.08	Tycho
B (mag)	11.07 ± 0.08	Tycho
G (mag)	10.7895 ± 0.0008	Gaia EDR3
T (mag)	10.396 ± 0.006	TESS
J (mag)	9.88 ± 0.02	2MASS
H (mag)	9.61 ± 0.02	2MASS
K_s (mag)	9.56± 0.02	2MASS
W1 (mag)	9.53 ± 0.03	WISE
W2 (mag)	9.55 ± 0.02	WISE
W3 (mag)	9.49 ± 0.03	WISE
W4 (mag)	9.35 ± 0.40	WISE
Spectroscopic properties
v sin i (km s⁻¹)	6.4 ± 0.25	Sect. 3.2
V_sys (km s⁻¹)	65.523 ± 0.006	Sect. 3.4
This work, joint analysis of broadband photometry, and RVs
Parameter	Units	Values

M_*	Mass (M_⊙)	${1.152}_{- 0.082}^{+ 0.074}$ $1.152_{ - 0.082}^{ + 0.074}$
R_*	Radius (R_⊙)	${1.374}_{- 0.039}^{+ 0.040}$ $1.374_{ - 0.039}^{ + 0.040}$
L_*	Luminosity (L_⊙)	${2.074}_{- 0.060}^{+ 0.061}$ $2.074_{ - 0.060}^{ + 0.061}$
ρ_*	Density (cgs)	${0.623}_{- 0.070}^{+ 0.081}$ $0.623_{ - 0.070}^{ + 0.081}$
^{log g}	Surface gravity (cgs)	${4.222}_{- 0.043}^{+ 0.042}$ $4.222_{ - 0.043}^{ + 0.042}$
T_eff	Effective Temp. (K)	$5907_{- 80}^{+ 84}$ $5907_{ - 80}^{ + 84}$
[Fe/H]	Metallicity (dex)	0.196 ± 0.078
Age	Age (Gyr)	${5.2}_{- 2.0}^{+ 2.8}$ $5.2_{ - 2.0}^{ + 2.8}$
A_V	V-band extinction (mag)	${0.023}_{- 0.015}^{+ 0.012}$ $0.023_{ - 0.015}^{ + 0.012}$
σ_SED	SED error scaling	${0.80}_{- 0.17}^{+ 0.31}$ $0.80_{ - 0.17}^{ + 0.31}$
ϖ	Parallax (mas)	4.018 ± 0.014
d	Distance (pc)	${248.88}_{- 0.85}^{+ 0.84}$ $248.88_{ - 0.85}^{ + 0.84}$

Notes. Tycho (Høg et al. 2000); 2MASS (Skrutskie et al. 2006); WISE (Wright et al. 2010); Gaia EDR3 (Gaia Collaboration 2016, 2021); TESS (Keivan et al. 2019).

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