
| Sunspot number | New regions | Background flux | Maximum flux | C |
|---|---|---|---|---|
| 144 -52 | 1 1 | C1.09 | C5.78 | 9 |
Region 11638 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 80 30 | HSX | N13W74 | |
Region 11640 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 1 | 300 -60 | EHO | N28W87 | |
Solar flares on this day | ||||
| C5.78 | ||||
Region 11641 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 10 -20 | HRX | N02W48 | |
Region 11642 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 120 30 | HSX | S25W16 | |
Region 11644 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -2 | 60 20 | HSX | N15W06 | |
Region 11645 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 -2 | 10 | BXO | S14W58 | |
Region 11646 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 60 20 | HSX | N13E04 | |
Solar flares on this day | ||||
| C2.11 | ||||
Region 11648 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -5 | 10 -20 | AXX | N05E10 | |
Region 11649 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 140 70 | HSX | S16E32 | |
Region 11650 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 22 13 | 250 10 | EHO | S30E42 | |
Region 11652 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 34 26 | 320 200 | FKC | N17E50 | |
Solar flares on this day | ||||
| C2.6 C1.88 | ||||
Region 11653 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 6 3 | 30 | CRO | N07E49 | |
Solar flares on this day | ||||
| C1.66 | ||||
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 |