Image Details
Caption: Figure 6.
SolO: time series of cBSCM (red), ﹩\sqrt{{E}_{y}^{2}{c}_{y}^{2}+{E}_{z}^{2}{c}_{z}^{2}}﹩ (black), and their ratio (purple, right axis), which is n = ck/ω when assuming that the wave is propagating from the Sun center toward SolO, for four frequencies: 136.5, 162.3, 193, and 229.5 kHz.
© 2026. The Author(s). Published by the American Astronomical Society.