July 13, 2024

This Week in Amateur Radio

North America's Premiere Amateur Radio News Magazine

Via the ARRL: The K7RA Solar Update

Solar activity increased this week, with average daily sunspot numbers rising from 149.6 to 181.6. For some reason average daily solar flux decreased from 178 to 175.

Seven new sunspot groups emerged this week, one on June 27, two on June 28, three on June 29, and one more on July 3.

Average daily planetary index rose from 10.3 to 15.6 while average middle latitude A index rose from 10.1 to 11….

Read more – via American Radio Relay League | Ham Radio Association and Resources http://www.arrl.org/news/view/the-k7ra-solar-update-835