
| Sunspot number | New regions | Background flux | Maximum flux | C |
|---|---|---|---|---|
| 64 -23 | 1 1 | B3.29 | C3.8 | 2 |
Region 8242 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 | 10 | BXO | S20W61 | |
Region 8243 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 22 5 | 240 20 | DSO | N17W38 | |
Solar flares on this day | ||||
| C3.8 | ||||
Region 8249 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 60 20 | HSX | S27W03 | |
Solar flares on this day | ||||
| B6.1 | ||||
Region 8251 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 8 2 | 30 20 | CSO | N16W53 | |
Region 8252 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 -1 | 10 10 | BXO | S29W16 | |
All times in UTC
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| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/10 | M1.6 |
| 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 | 157.7 +65.9 |
| Last 30 days | 108.9 +11.4 |