
| Sunspot number | New regions | Background flux | Maximum flux |
|---|---|---|---|
| 13 | 0 | A7.71 | B2.11 |
Region 12670 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 | 150 | HSX | S04E32 | |
Solar flares on this day | ||||
| B1.73 B1.52 | ||||
All times in UTC
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| Last X-flare | 2025/06/19 | X1.9 |
| Last M-flare | 2025/10/03 | M1.2 |
| Last geomagnetic storm | 2025/10/03 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| September 2025 | 129.8 -3.7 |
| October 2025 | 140.1 +10.3 |
| Last 30 days | 131.3 -1.2 |