Solar cycle 25
Solar cycle 25 is the current solar cycle, the 25th since 1755, when extensive recording of solar sunspot activity began. It began in December 2019 with a minimum smoothed sunspot number of 1.8. It is expected to continue until about 2030.
| Solar cycle 25 | |
|---|---|
ISES Solar Cycle 25 Sunspot Number Progression and Predictions as of September 2023 | |
| Sunspot data | |
| Start date | December 2019 |
| Max count | 125 (smoothed) |
| Max count month | June 2023 (progressive) |
| Min count | 1.8 |
| Cycle chronology | |
| Previous cycle | Solar cycle 24 (12/2008-12/2019) |
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