With sunspot numbers up and solar flux decreasing, we saw ten new
sunspot groups this week; two on September 6, three on September 7,
two on September 8, one on September 9, and two on September 11.
Average daily sunspot numbers increased from 155.3 to 178.4, while
average daily solar flux declined from 230.3 to 223.7.
Geomagnetic indicators were quiet, with average daily planetary A
index dropping f…
Read more
American Radio Relay League | Ham Radio Association and Resources – Read More
More Stories
via the ARRL: Call for Nominations for ARRL Director and Vice Director
Via the RSGB: Also in GB2RS this week…
Via the RSGB: GB2RS News Script for 5 July 2026