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Home All issues Volume 638 (June 2020) A&A, 638 (2020) A149 Full HTML
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Table 3.

Maximal perturbative frequency deviations Δωper/2π and maximal frequency deviations Δω/2π for frequencies of dipole modes with radial orders n ∈ [ − 50, …, −10], computed with Eqs. (14a) and (14b), for parameter variations of the reference model.

Parameter Value Δωper/2π (μHz) Δω/2π (μHz)
0.005 0.77 0.77
Xc 0.340 0.08 (a) 0.98 (a)
0.675 0.01 (a) 0.64 (a)
1 × 104 7.7 × 10−5 7.7 × 10−5
B0 (G) 1 × 105 7.7 × 10−3 7.7 × 10−3
1 × 106 0.77 0.77
0.25 0.89 0.89
ℛrot 0.50 0.63 (a) 0.63 (a)
0.75 0.49 (a) 0.49 (a)
−1 1.80 1.80
m 0 0.77 0.77
1 0.89 0.89
0.004 0.52 0.84
fov 0.014 0.77 0.77
0.024 0.68 0.68
0.1 0.81 0.81
Dmix (cm2 s−1) 1.0 0.77 0.77
10.0 0.70 0.70
1.5 0.73 0.73
αMLT 1.8 0.77 0.77
2.0 0.75 0.75
0.010 0.83 0.83
Zini 0.014 0.77 0.77
0.018 0.70 0.70
1.3 0.29 0.29
Mini (M⊙) 2.0 0.43 0.43
3.0 0.77 0.77

Notes. All quantities, except for B0, Mini and Dmix, are unitless. The influence is assessed for zonal modes (m = 0), except when varying m (m ∈ [ − 1, 0, 1]) or ℛrot (m = 1).

(a)

Not all computed spin parameters were < 1.

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