| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2023/01/13 | 1 | 180 | HSX | S13E70 | |
| 2023/01/14 | 11 | 510 | EKO | S13E56 | |
| 2023/01/15 | 11 | 520 | EKO | S12E45 | |
| 2023/01/16 | 21 | 880 | EHI | S14E31 | |
| 2023/01/17 | 20 | 900 | EKI | S14E20 | |
| 2023/01/18 | 17 | 950 | EKI | S15E09 | |
| 2023/01/19 | 13 | 860 | EKI | S15W06 | |
| 2023/01/20 | 14 | 710 | EKI | S15W19 | |
| 2023/01/21 | 17 | 680 | EKI | S15W32 | |
| 2023/01/22 | 18 | 720 | EKI | S15W45 | |
| 2023/01/23 | 14 | 720 | EKC | S14W62 | |
| 2023/01/24 | 6 | 880 | DKC | S14W78 | |
| 2023/01/25 | 3 | 680 | DKC | S13W92 | |
| 2023/01/26 | 3 | 680 | DKC | S14W0* |
| C | M |
|---|---|
| 17 | 6 |
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M4.8 | 2023/01/15 | 14:16 | 14:31 | 14:51 | |
| 2 | M4.65 | 2023/01/25 | 09:37 | 10:11 | 10:49 | |
| 3 | M1.8 | 2023/01/17 | 23:16 | 23:29 | 23:44 | |
| 4 | M1.7 | 2023/01/18 | 10:21 | 10:35 | 10:52 | |
| 5 | M1.4 | 2023/01/25 | 16:42 | 17:01 | 17:13 | |
| 6 | M1.1 | 2023/01/22 | 12:11 | 12:26 | 12:34 | |
| 7 | C7.2 | 2023/01/19 | 05:26 | 05:37 | 05:43 | |
| 8 | C6.6 | 2023/01/20 | 01:34 | 01:52 | 02:07 | |
| 9 | C6.3 | 2023/01/22 | 12:00 | 12:08 | 12:11 | |
| 10 | C6.1 | 2023/01/22 | 11:52 | 11:56 | 12:00 |
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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 |