Thanks for the interesting lecture!
My 2cents: there was a total eclipse in July 2009 and then I thought what is happening with Earth magnetic field during the event. So I made an screenshot from NOAA SWPC site then and attaching it now.?
These days dashboard is here:
https://www.swpc.noaa.gov/products/satellite-environment
Best regards,
?ilvis (LY2SS)
