Exploring the probing power of γ Dor’s inertial dip for core magnetism: The case of a toroidal field

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Volume 701 (September 2025)

A&A, 701 (2025) A253

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Table 1.

Relevant quantities used throughout the study for the three considered models.

Model name	fz	iz	im
X_H	0.70	0.70	0.30
Ω_nc/2π (c.d⁻¹)	2.25	1.22	1.14
Ω_surf/Ω_crit (%)	40	20	42
Ω_nc/Ω_crit (%)	3.6	2.0	2.4
Π₀ (s)	4609	4623	4670
$N_{\max} / 2 π (μ Hz)$ $N_{\mathrm{max}}/2\pi \, (\mu \rm Hz)$	544	496	1027
$\bar{N} / 2 π (μ Hz)$ $\bar{N}/2\pi \, (\mu \rm Hz)$	293	296	246
R_core (R_⊙)	0.141	0.142	0.165
${\bar{ρ} \|}_{R_{core}} (g . {cm}^{- 3})$ $\bar{\rho}\|_{R_{\mathrm{core}}} \, (\rm g.cm^{-3})$	64.7	64.5	53.9
${\bar{ρ} \|}_{R_{core} / 2} (g . {cm}^{- 3})$ $\bar{\rho}\|_{R_{\mathrm{core}}/2} \, (\rm g.cm^{-3})$	79.9	79.8	75.4
$B_{ms} \|_{R_{core} / 2} (MG)$ $\mathrm{B_{ms}}\|_{R_{\mathrm{core}}/2} \, (\rm MG)$	1.40	1.03	1.63
$B_{equi} \|_{R_{core} / 2} (kG)$ $\mathrm{B_{equi}}\|_{R_{\mathrm{core}}/2} \, (\rm kG)$	75	76	151
Ro\|_{R_core/2}	2 × 10⁻⁴	3.7 × 10⁻⁴	9 × 10⁻⁴

Notes. f stands for fast rotation, i for intermediate rotation, z for ZAMS, and m for mid-MS. We refer to Appendix A for their definition.

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