
| Sunspot number | New regions | Background flux | Maximum flux | C | M |
|---|---|---|---|---|---|
| 90 -29 | 0 -1 | C2.23 | M1.15 | 16 | 1 |
Region 13729 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 | 40 | CSO | S05W99 | |
Region 13733 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 -1 | 100 -50 | DSO | N05W99 | |
Solar flares on this day | ||||
| C4.4 | ||||
Region 13734 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 10 | AXX | N09W59 | |
Region 13736 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 1 | 110 -10 | CSO | S18W01 | |
Solar flares on this day | ||||
| C4.9 | ||||
Region 13738 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 32 17 | 330 50 | EKC | S08E28 | |
Solar flares on this day | ||||
| C5.3 C4.2 C6.4 C3.8 C3.2 | ||||
Region 13740 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 1 | 10 -10 | BXO | S17W33 | |
Solar flares on this day | ||||
| C4.2 C4.2 C4.6 | ||||
Region 13741 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 10 | HRX | N09E48 | |
All times in UTC
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| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/29 | M1.0 |
| Last geomagnetic storm | 2025/12/22 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 117.2 +25.4 |
| Last 30 days | 117.2 +30.3 |