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American Radio Relay League | Ham Radio Association and Resources
Start Planning for ARRL Field Day 2026
American Radio Relay League | Ham Radio Association and Resources
The ARRL Solar Update
Solar activity remained at low levels this week. Most of the C-class activity came from either Region 4414 or Region 4409, which has developed a delta spot in its intermediary area. All remaining spots were either stable or in slight decay, with Region 4406 rotating over the west limb by the end of the reporting period.
Coronal activity was observed in CCOR-1, LASCO and STEREO available imager...
