I attach a chart of Leon Mow Observatory data stream on 100805 near 2208 UT. Victor On Thu, Aug 5, 2010 at 2:43 PM, Victor Herrero <hubbleed@xxxxxxxxx> wrote: > CME and the galactic background > > Hi Dave, and All, > > For comparison, I attach charts I recorded on 100805 near 2115 and 2130 UT, > from the AJ4CO and WCCRO Observatories data streams. > > Victor > > ------------------------ > > Hello all, > > Is anyone else seeing a dramatic decrease in galactic background today? > > My daytime chart background is running about 2 dB cooler today than it has > been > (19 kK vs 32 kK). I even went out and checked all the connections; > apparently > the decrease is real. > > I know a CME impact will affect the magnetosphere, but does it do a good > number > on the ionosphere as well? I thought only UV and above did that, not solar > particles. > > What's going on here? > -- > Dave Typinski > AJ4CO Observatory > >
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