| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2025/10/10 | 6 | 50 | DSO | N08E46 | |
| 2025/10/11 | 7 | 50 | DSO | N07E33 | |
| 2025/10/12 | 21 | 150 | DAI | N06E13 | |
| 2025/10/13 | 14 | 290 | EKO | N06W03 | |
| 2025/10/14 | 16 | 300 | EKI | N05W14 | |
| 2025/10/15 | 20 | 310 | EKI | N07W28 | |
| 2025/10/16 | 18 | 360 | EKI | N07W41 | |
| 2025/10/17 | 10 | 380 | EKI | N07W56 | |
| 2025/10/18 | 7 | 380 | DKI | N06W68 | |
| 2025/10/19 | 5 | 380 | DKO | N07W81 | |
| 2025/10/20 | 5 | 380 | DKO | N06W94 | |
| 2025/10/21 | 5 | 380 | DKO | N06W0* |
| C | M |
|---|---|
| 15 | 2 |
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M2 | 2025/10/14 | 12:38 | 12:47 | 12:56 | |
| 2 | M1.0 | 2025/10/20 | 05:10 | 05:27 | 05:38 | |
| 3 | C9.5 | 2025/10/13 | 10:32 | 10:47 | 10:55 | |
| 4 | C8.0 | 2025/10/17 | 05:48 | 05:54 | 05:57 | |
| 5 | C6.4 | 2025/10/13 | 00:01 | 00:13 | 00:17 | |
| 6 | C5.8 | 2025/10/13 | 04:04 | 04:13 | 04:19 | |
| 7 | C5.7 | 2025/10/13 | 07:21 | 07:30 | 07:36 | |
| 8 | C3.7 | 2025/10/14 | 16:57 | 17:11 | 17:32 | |
| 9 | C3.5 | 2025/10/20 | 07:39 | 07:48 | 08:20 | |
| 10 | C3.2 | 2025/10/14 | 15:13 | 15:20 | 15:23 |
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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 |