47 INTENSE GEOMAGNETIC STORMS IN 8 YEARS. “We study the behaviour of ionospheric Total Electron Content (TEC) during the geomagnetic storms. For this investigation we have selected 47 intense geomagnetic storms (Dst ≤ -100nT) that were observed during the solar cycle 23 i.e. during 1998- 2006.”
https://lnkd.in/ggaeHgk