| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2023/12/06 | 2 | 80 | DAO | N09E65 | |
| 2023/12/07 | 3 | 60 | DSO | N10E51 | |
| 2023/12/08 | 6 | 70 | DSO | N09E37 | |
| 2023/12/09 | 7 | 30 | CSO | N11E22 | |
| 2023/12/10 | 6 | 30 | CSO | N11E09 | |
| 2023/12/11 | 1 | 10 | CRO | N06W13 | |
| 2023/12/12 | 7 | 60 | DAO | N06W23 | |
| 2023/12/13 | 5 | 50 | DAI | N05W50 | |
| 2023/12/14 | 21 | 470 | EKC | N05W58 | |
| 2023/12/15 | 22 | 460 | EKC | N05W64 | |
| 2023/12/16 | 12 | 300 | EKC | N05W80 | |
| 2023/12/17 | 4 | 120 | DAC | N05W94 | |
| 2023/12/18 | 4 | 120 | DAC | N05W0* |
| C | M | X |
|---|---|---|
| 42 | 5 | 1 |
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | X2.87 | 2023/12/14 | 16:47 | 17:02 | 17:12 | |
| 2 | M6.97 | 2023/12/15 | 07:23 | 07:34 | 07:43 | |
| 3 | M6.3 | 2023/12/15 | 07:03 | 07:15 | 07:23 | |
| 4 | M5.84 | 2023/12/14 | 07:11 | 07:44 | 08:00 | |
| 5 | M2.35 | 2023/12/14 | 13:29 | 13:48 | 14:08 | |
| 6 | M1.1 | 2023/12/17 | 20:08 | 20:17 | 20:21 | |
| 7 | C9.1 | 2023/12/12 | 03:27 | 03:38 | 03:46 | |
| 8 | C8.3 | 2023/12/16 | 13:19 | 13:54 | 14:12 | |
| 9 | C8.2 | 2023/12/12 | 13:30 | 13:42 | 13:48 | |
| 10 | C8.0 | 2023/12/16 | 14:12 | 14:18 | 14:22 |
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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 | 186 +94.2 |
| Last 30 days | 106.3 +12.6 |