
| Sunspot number | New regions | Background flux | Maximum flux |
|---|---|---|---|
| 30 -14 | 0 | B1.43 | B4.19 |
Region 11242 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 | 5 | BXO | N18W82 | |
Solar flares on this day | ||||
| B3.9 B2.43 | ||||
Region 11243 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 -5 | 40 -20 | CSO | N17W19 | |
Solar flares on this day | ||||
| B2.02 B3.51 | ||||
Region 11244 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 7 -5 | 120 60 | DAO | N16W53 | |
All times in UTC
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| Last X-flare | 2025/12/01 | X1.9 |
| Last M-flare | 2025/12/06 | M8.1 |
| Last geomagnetic storm | 2025/12/04 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 167.7 +75.9 |
| Last 30 days | 107.1 +12.4 |