
| Sunspot number | New regions | Background flux | Maximum flux | C |
|---|---|---|---|---|
| 39 | 0 | B1.71 | C7.99 | 1 |
Region 12671 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 11 -1 | 200 -20 | FSI | N11W56 | |
Solar flares on this day | ||||
| B4.05 B6.33 | ||||
Region 12672 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 12 4 | 240 | ESI | N07E21 | |
Solar flares on this day | ||||
| B7.33 B2.47 B5.14 B5.45 B3.62 | ||||
All times in UTC
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| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/12 | M1.1 |
| Last geomagnetic storm | 2025/12/12 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 144.3 +52.5 |
| Last 30 days | 107.9 +9.5 |