Fig. 3 from Yohkoh SXT Full‐Resolution Observations of Sigmoids: Structure, Formation, and Eruption

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Yohkoh SXT Full‐Resolution Observations of Sigmoids: Structure, Formation, and Eruption

Authors: Richard C. Canfield, Maria D. Kazachenko, Loren W. Acton, D. H. Mackay, Ji Son, and Tanya L. Freeman

Canfield et al. 2007 The Astrophysical Journal Letters 671 L81.

Provider: AAS Journals

Caption: Fig. 3.

Solar cycle dependence of expected sigmoid loop directions relative to large‐scale dipole for Cycle 22 declining phase (top) and Cycle 23 rising phase (bottom). The Cycle 23 declining phase is the same as the top panel, but with all arrows and poles reversed. See discussion in § 3.3.

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