RUSSIAN JOURNAL OF EARTH SCIENCES, VOL. 18, ES1001, doi:10.2205/2018ES000609, 2018 Figure 4. From top to bottom, (a) Interplanetary Electric Field ($Ey$ in mV/m), (b) Polar Cap Potential (PCV in kV), (c) Polar Cap Index (mV/m) and (d) AL index (nT) for an ICME preceding HILDCAA event during 15–18 May, 2005. The purple horizontal double headed arrow in AL panel represents the HILDCAA interval. Copyright 2018 by the Geophysical Center RAS. Generated from LaTeX source by ELXpaper, v.1.5 software package. |