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Table 3.

Mean of the ratios (17) and (18), indicating the relative size of the low- and high-latitude contributions to the helicity flux for W18 and J11 (italic).

Cycle 21 Cycle 22 Cycle 23



North South North South North South
|λ|> 55 (W18) 0.64 0.61 0.66 0.57 0.59 0.60
(J11) 0.45 0.44 0.51 0.48 0.56 0.51
|λ|< 55 (W18) 0.36 0.39 0.34 0.43 0.41 0.40
(J11) 0.55 0.56 0.49 0.52 0.43 0.48

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