| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2025/05/27 | 3 | 20 | BXO | N03E40 | |
| 2025/05/28 | 6 | 20 | CRO | N03E25 | |
| 2025/05/29 | 5 | 20 | BXO | N03E11 | |
| 2025/05/30 | 3 | 30 | DAO | N05W01 | |
| 2025/05/31 | 3 | 30 | DAO | N05W16 | |
| 2025/06/01 | 5 | 30 | DAO | N04W28 | |
| 2025/06/02 | 2 | 20 | HRX | N04W43 | |
| 2025/06/03 | 1 | 20 | HRX | N04W60 | |
| 2025/06/04 | 1 | 10 | AXX | N04W68 | |
| 2025/06/05 | 1 | 10 | AXX | N04W86 | |
| 2025/06/06 | 1 | 10 | AXX | N04W0* |
| C |
|---|
| 1 |
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C1.5 | 2025/05/30 | 05:31 | 05:38 | 05:40 |
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| Last X-flare | 2025/12/01 | X1.9 |
| Last M-flare | 2025/12/04 | M6.0 |
| 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 |