
| Sunspot number | New regions | Background flux | Maximum flux | C |
|---|---|---|---|---|
| 89 23 | 1 | B5.57 | C8.38 | 13 |
Region 11620 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 20 -2 | 420 160 | EKC | S12W57 | |
Solar flares on this day | ||||
| B9.93 C5.32 C1.67 | ||||
Region 11621 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -1 | 100 -30 | CSO | N15E25 | |
Region 11623 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 1 | 360 190 | EKO | N09E60 | |
Solar flares on this day | ||||
| C1.47 C2.75 C2.44 C2.86 C8.4 | ||||
Region 11624 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 | 10 | BXO | N20E08 | |
All times in UTC
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| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/08 | M1.8 |
| 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 | 162.7 +70.9 |
| Last 30 days | 108 +13.3 |