| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2025/05/22 | 4 | 20 | CRO | S13E63 | |
| 2025/05/23 | 8 | 30 | CRI | S13E45 | |
| 2025/05/24 | 5 | 30 | CRO | S13E31 | |
| 2025/05/25 | 4 | 10 | BXO | S13E16 | |
| 2025/05/26 | 1 | 10 | AXX | S14E05 | |
| 2025/05/27 | 1 | 10 | AXX | S14W08 |
| C |
|---|
| 3 |
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C3.3 | 2025/05/25 | 22:53 | 23:00 | 23:06 | |
| 2 | C1.4 | 2025/05/23 | 09:17 | 09:25 | 09:31 | |
| 3 | C1.0 | 2025/05/23 | 03:49 | 03:56 | 04:03 |
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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 |