| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2023/06/07 | 2 | 140 | HAX | S21E55 | |
| 2023/06/08 | 3 | 170 | DSO | S22E48 | |
| 2023/06/09 | 3 | 180 | ESO | S22E45 | |
| 2023/06/10 | 2 | 170 | EAO | S22E26 | |
| 2023/06/11 | 7 | 170 | EAO | S22E12 | |
| 2023/06/12 | 18 | 150 | CSI | S15E09 | |
| 2023/06/13 | 10 | 120 | DAO | S23W11 | |
| 2023/06/14 | 6 | 90 | CAO | S23W27 | |
| 2023/06/15 | 2 | 50 | HAX | S24W40 | |
| 2023/06/16 | 2 | 70 | HSX | S23W54 | |
| 2023/06/17 | 2 | 60 | HSX | S23W66 | |
| 2023/06/18 | 2 | 50 | HSX | S23W80 | |
| 2023/06/19 | 2 | 50 | HSX | S23W94 |
| C | M |
|---|---|
| 3 | 2 |
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M2.5 | 2023/06/09 | 16:48 | 17:11 | 17:25 | |
| 2 | M1.0 | 2023/06/16 | 19:52 | 19:59 | 20:07 | |
| 3 | C3.3 | 2023/06/12 | 20:19 | 20:26 | 20:33 | |
| 4 | C2.7 | 2023/06/16 | 13:16 | 13:24 | 13:30 | |
| 5 | C1.9 | 2023/06/09 | 01:15 | 01:24 | 01:33 |
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| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/21 | M1.3 |
| Last geomagnetic storm | 2025/12/22 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 114.3 +22.5 |
| Last 30 days | 110.3 +23.8 |