| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2025/01/19 | 5 | 20 | BXO | S06E59 | |
| 2025/01/20 | 11 | 30 | DRI | S06E44 | |
| 2025/01/21 | 24 | 40 | DRI | S06E30 | |
| 2025/01/22 | 12 | 60 | DRI | S06E16 | |
| 2025/01/23 | 14 | 80 | DRI | S08E03 | |
| 2025/01/24 | 6 | 30 | DRO | S06W10 | |
| 2025/01/25 | 6 | 30 | CAO | S06W25 | |
| 2025/01/26 | 6 | 30 | CAO | S06W40 | |
| 2025/01/27 | 1 | 10 | AXX | S06W55 |
| C |
|---|
| 3 |
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C5.3 | 2025/01/28 | 16:55 | 17:05 | 17:14 | |
| 2 | C4.5 | 2025/01/23 | 12:19 | 12:25 | 12:27 | |
| 3 | C4.5 | 2025/01/23 | 12:27 | 12:34 | 12:41 |
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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 |