Again this week sunspot numbers and solar flux were higher than the
week before.
Average daily sunspot numbers more than doubled, from 70.6 to 146.9,
and average daily solar flux increased from 141 to 164.5. Both
figures represent a substantial increase in solar activity.
Planetary A index averages went from 7.6 to 8.1, while middle
latitude A index advanced from 6.4 to 7.3.
Three new sunspot groups e...
