Posts

Solar indicators barely moved this week, with average daily sunspot numbers up 5.8 points to 85.4, and average daily solar flux down 2.4 points to 107.3.

Predicted solar flux for the next week is low, with the predicted average for Thursday August 8 through Wednesday August 14 at 104.9, a little lower than the 107.3 average for this past week.

Solar flux is predicted at 105 on August 9-16, 110 on…

American Radio Relay League | Ham Radio Association and Resources

Solar indicators were mixed this week, with the average daily sunspot number down 8.4 points to 84.9, while the average daily solar flux rose 5.9 points to 118.5. Geomagnetic indices were much quieter, with the average planetary A index down 4.7 points to 4.4 and the average mid-latitude A index down 5 points to 3.9. Sunspot numbers for March 7-13 were 80, 59, 63, 89, 105, 95 and 103, with a me…

American Radio Relay League | Ham Radio Association and Resources