| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2023/01/05 | 4 | 280 | DKI | S18E72 | |
| 2023/01/06 | 9 | 450 | DKI | S16E57 | |
| 2023/01/07 | 23 | 510 | EKI | S16E46 | |
| 2023/01/08 | 23 | 880 | EKI | S17E34 | |
| 2023/01/09 | 30 | 950 | EKC | S17E20 | |
| 2023/01/10 | 51 | 750 | FKC | S16E06 | |
| 2023/01/11 | 49 | 650 | EHI | S17W08 | |
| 2023/01/12 | 35 | 510 | EKI | S18W25 | |
| 2023/01/13 | 20 | 300 | EKI | S18W34 | |
| 2023/01/14 | 15 | 190 | DAI | S18W48 | |
| 2023/01/15 | 14 | 140 | DAI | S16W60 | |
| 2023/01/16 | 5 | 20 | CRO | S18W77 | |
| 2023/01/17 | 1 | 0 | AXX | S17W89 | |
| 2023/01/18 | 1 | 0 | AXX | S17W0* |
| C | M | X |
|---|---|---|
| 46 | 5 | 1 |
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | X1.22 | 2023/01/06 | 00:43 | 00:57 | 01:07 | |
| 2 | M4.6 | 2023/01/14 | 20:37 | 21:00 | 21:19 | |
| 3 | M3.5 | 2023/01/14 | 20:06 | 20:21 | 20:28 | |
| 4 | M1.6 | 2023/01/07 | 00:40 | 00:52 | 01:02 | |
| 5 | M1.0 | 2023/01/12 | 14:39 | 14:57 | 15:10 | |
| 6 | M1.0 | 2023/01/12 | 19:03 | 19:13 | 19:24 | |
| 7 | C9.2 | 2023/01/08 | 03:37 | 03:44 | 03:49 | |
| 8 | C9.0 | 2023/01/13 | 16:54 | 17:01 | 17:06 | |
| 9 | C8.6 | 2023/01/07 | 16:29 | 16:54 | 17:08 | |
| 10 | C8.6 | 2023/01/16 | 09:09 | 09:23 | 09:33 |
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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 | 108.3 +12.1 |