| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2025/04/22 | 4 | 20 | CAO | S08E07 | |
| 2025/04/23 | 5 | 60 | DAO | S08W05 | |
| 2025/04/24 | 5 | 40 | DAO | S09W17 | |
| 2025/04/25 | 5 | 30 | DRO | S09W31 | |
| 2025/04/26 | 3 | 20 | CSO | S09W45 | |
| 2025/04/27 | 1 | 10 | AXX | S09W59 | |
| 2025/04/28 | 1 | 10 | AXX | S09W73 |
| C |
|---|
| 1 |
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C2.2 | 2025/04/28 | 05:46 | 06:03 | 06:21 |
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| Last X-flare | 2025/12/01 | X1.9 |
| Last M-flare | 2025/12/06 | M8.1 |
| 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 | 175.4 +83.6 |
| Last 30 days | 107.3 +14.6 |