
| Sunspot number | New regions | Background flux | Maximum flux | C | M |
|---|---|---|---|---|---|
| 164 9 | 1 -1 | C3.01 | M2.79 | 6 | 7 |
Region 13878 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 -1 | 130 -20 | HAX | N16W66 | |
Region 13879 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 2 | 450 10 | CHO | N15W44 | |
Region 13881 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 -3 | 130 -40 | DAO | S08W58 | |
Region 13883 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 23 -1 | 400 40 | FKC | S07W06 | |
Solar flares on this day | ||||
| M2.5 M1.35 C5.6 M2.3 | ||||
Region 13884 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 40 -10 | HSX | S08E11 | |
Region 13886 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 36 8 | 370 50 | FKI | S10E24 | |
Solar flares on this day | ||||
| C4.6 C4.7 | ||||
Region 13887 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 -4 | 130 -10 | DAO | N17W84 | |
Solar flares on this day | ||||
| C7.5 | ||||
Region 13888 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 | 20 | BXO | N04W66 | |
Region 13889 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 10 | 250 | EKC | S10E66 | |
Solar flares on this day | ||||
| M1.6 M2.5 M1.67 M2.79 M1.4 C4.4 C6.7 | ||||
All times in UTC
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| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/10 | M1.2 |
| 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 |