All the indicators we track at the bottom of this bulletin fell last week.
Because there were no sunspots in six of the seven days (July 20-26) last week, average daily sunspot number dropped from 26.6 to 1.7. Average daily solar flux declined from 85.9 to 69.7.
Average daily planetary A index declined from 13 to 11.9, while the mid-latitude A index went the opposite direction, from 10.9 to 12.9....
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Because there were no sunspots in six of the seven days (July 20-26) last week, average daily sunspot number dropped from 26.6 to 1.7. Average daily solar flux declined from 85.9 to 69.7.
Average daily planetary A index declined from 13 to 11.9, while the mid-latitude A index went the opposite direction, from 10.9 to 12.9....
Continue reading...