| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2010/05/05 | 9 | 50 | DAI | N42W27 | |
| 2010/05/06 | 7 | 170 | DAI | N41W40 | |
| 2010/05/07 | 9 | 80 | ESI | N42W51 | |
| 2010/05/08 | 3 | 30 | CSO | N42W67 | |
| 2010/05/09 | 2 | 30 | CSO | N41W78 |
| B | C | M |
|---|---|---|
| 13 | 7 | 3 |
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M1.81 | 2010/05/05 | 17:13 | 17:19 | 17:22 | |
| 2 | M1.32 | 2010/05/08 | 04:51 | 04:59 | 05:04 | |
| 3 | M1.26 | 2010/05/05 | 11:37 | 11:52 | 11:58 | |
| 4 | C5.19 | 2010/05/04 | 16:15 | 16:29 | 16:34 | |
| 5 | C3.48 | 2010/05/08 | 20:04 | 20:11 | 20:18 | |
| 6 | C3.28 | 2010/05/05 | 07:09 | 07:16 | 07:20 | |
| 7 | C2.91 | 2010/05/07 | 07:29 | 07:42 | 08:02 | |
| 8 | C2.67 | 2010/05/08 | 11:40 | 11:50 | 11:55 | |
| 9 | C1.01 | 2010/05/05 | 18:38 | 18:43 | 18:48 | |
| 10 | C1.01 | 2010/05/08 | 18:41 | 18:55 | 19:14 |
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| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/12 | M1.1 |
| Last geomagnetic storm | 2025/12/12 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 144.3 +52.5 |
| Last 30 days | 107.5 +8.8 |