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Table 2

Peak-to-peak variations of the frequency shifts, ⟨ Δνn,l = 0, 1, 2, averaged over the modes l = 0, 1, and 2 (in nHz) calculated between different activity phases of Cycles 23 and 24 over four different frequency ranges.

Frequency range (Max23Min22) (Min23Max23) (Max24Min23) (Max24Min23)/(Max23Min22)
nHz nHz nHz

1800 μHz ν< 3790μHz 142.9 ± 5.3 168.1 ± 3.9 114.1 ± 4.3 0.80 ± 0.04
1800 μHz ν< 2450μHz 36.4 ± 7.4 54.3 ± 5.7 39.9 ± 6.5 1.09 ± 0.29
2450 μHz ν< 3110μHz 198.8 ± 9.0 220.6 ± 6.4 131.7 ± 6.8 0.66 ± 0.05
3110 μHz ν< 3790μHz 455.6 ± 14.5 500.1 ± 10.5 281.5 ± 10.9 0.62 ± 0.03

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