Fig. 8From: Ground geomagnetic field and GIC response to March 17, 2015, stormGeomagnetic field variations and GICs in the power line system at stations VYH and RVD during March 17, 2015, 04–24 UT: a AE index (gray line) and local IMAGE EI-index (black line); b magnetic field ΔX variations at IVA; c variability of geomagnetic field |dB/dt| at IVA; d GIC magnitude at VYH; e magnetic field variations ΔX at SOD; f variability of geomagnetic field |dB/dt| at SOD; and g GIC magnitude at RVD. Arrows mark substorm #1–6 activationsBack to article page