Figure 15.
Time-series of the internally induced Gauss coefficient |$g_{21}^\mathrm{int}(t)$| around the 2017 September geomagnetic storm (upper panel) and during magnetic quiet time, in January / February 2018 (lower panel).
Time-series of the internally induced Gauss coefficient |$g_{21}^\mathrm{int}(t)$| around the 2017 September geomagnetic storm (upper panel) and during magnetic quiet time, in January / February 2018 (lower panel).
