Solar activity continues to weaken, with average daily sunspot numbers dropping nearly 69 points to 72.3, and average daily solar flux down nearly 36 points to 98.8.

On Wednesday the predicted solar flux on Friday through Sunday, June 27-29 (Field Day weekend) was 105, 110 and 115, but on Thursday those numbers were revised downward to 100, 105 and 105. Predicted planetary A index for those date…

American Radio Relay League | Ham Radio Association and Resources

0 replies

Leave a Reply

Want to join the discussion?
Feel free to contribute!

Leave a Reply

Your email address will not be published. Required fields are marked *

This site uses Akismet to reduce spam. Learn how your comment data is processed.