
| Sunspot number | New regions | Background flux | Maximum flux | C | M |
|---|---|---|---|---|---|
| 148 -3 | 1 1 | C1.1 | M3.33 | 12 | 3 |
Region 8534 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -5 | 50 -40 | HAX | S16W77 | |
Solar flares on this day | ||||
| M1.4 C7.71 C8.03 | ||||
Region 8535 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 -5 | 340 -30 | HKX | N22W62 | |
Region 8540 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -1 | 0 | AXX | S31W38 | |
Region 8541 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 19 -8 | 130 30 | EAO | N20W39 | |
Solar flares on this day | ||||
| C2.34 C8.91 C2.36 | ||||
Region 8542 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 30 -10 | HSX | S19E06 | |
Region 8543 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 | 0 | BXO | N06E03 | |
Region 8544 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 15 3 | 160 70 | DAO | S20E34 | |
Region 8545 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 1 | 260 30 | HKX | N37E49 | |
Region 8546 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 1 | 30 30 | CSO | S34W61 | |
Region 8547 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 -2 | 20 | CSO | N21W30 | |
All times in UTC
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| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/10 | M1.9 |
| 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 |