
| Sunspot number | New regions | Background flux | Maximum flux | C |
|---|---|---|---|---|
| 37 -3 | 0 | B3.57 | C8.91 | 6 |
Region 12318 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 | 30 -70 | CAO | N08E02 | |
Region 12320 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 16 1 | 140 -40 | EAI | S12W13 | |
Solar flares on this day | ||||
| B7.72 B5.02 C1.25 C7.76 C2.35 B6.45 B5.11 B6.85 B9.13 C8.49 C8.89 B9.51 C4.69 | ||||
All times in UTC
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| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/09 | M1.67 |
| 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 | 160.6 +68.8 |
| Last 30 days | 108.7 +12.8 |