| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2023/05/02 | 5 | 30 | CSO | N15E64 | |
| 2023/05/03 | 12 | 170 | DAI | N15E48 | |
| 2023/05/04 | 11 | 300 | DKI | N16E34 | |
| 2023/05/05 | 11 | 280 | DKI | N16E20 | |
| 2023/05/06 | 12 | 280 | EKC | N16E06 | |
| 2023/05/07 | 12 | 280 | EKC | N16W07 | |
| 2023/05/08 | 16 | 280 | EKC | N16W20 | |
| 2023/05/09 | 16 | 280 | EKC | N14W34 | |
| 2023/05/10 | 28 | 290 | EKC | N15W51 | |
| 2023/05/11 | 16 | 260 | EKC | N16W63 | |
| 2023/05/12 | 12 | 210 | EAC | N13W78 | |
| 2023/05/13 | 8 | 130 | DAI | N15W90 | |
| 2023/05/14 | 8 | 130 | DAI | N15W0* |
| C | M |
|---|---|
| 45 | 11 |
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M6.5 | 2023/05/09 | 03:42 | 03:54 | 04:05 | |
| 2 | M5.0 | 2023/05/09 | 20:32 | 20:52 | 21:04 | |
| 3 | M4.2 | 2023/05/09 | 18:20 | 18:58 | 19:24 | |
| 4 | M3.9 | 2023/05/04 | 08:05 | 08:44 | 09:08 | |
| 5 | M2.3 | 2023/05/08 | 20:11 | 20:25 | 20:33 | |
| 6 | M2.1 | 2023/05/05 | 07:30 | 08:01 | 08:33 | |
| 7 | M1.64 | 2023/05/07 | 22:53 | 23:23 | 00:01 | |
| 8 | M1.5 | 2023/05/07 | 21:40 | 22:34 | 22:53 | |
| 9 | M1.3 | 2023/05/09 | 10:00 | 10:20 | 10:33 | |
| 10 | M1.2 | 2023/05/05 | 15:18 | 15:31 | 15:39 |
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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 | 139.6 +47.8 |
| Last 30 days | 106.8 +8.5 |