| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2023/06/04 | 7 | 100 | DAO | S14E67 | |
| 2023/06/05 | 10 | 120 | DAI | S15E56 | |
| 2023/06/06 | 16 | 300 | DKI | S13E40 | |
| 2023/06/07 | 28 | 250 | EKI | S15E28 | |
| 2023/06/08 | 26 | 270 | EKC | S16E14 | |
| 2023/06/09 | 33 | 180 | EAI | S16E02 | |
| 2023/06/10 | 30 | 110 | EAI | S15W15 | |
| 2023/06/11 | 37 | 130 | EAI | S17W28 | |
| 2023/06/12 | 21 | 40 | ESI | S15W40 | |
| 2023/06/13 | 12 | 10 | BXO | S15W53 | |
| 2023/06/14 | 2 | 10 | BXO | S17W66 |
| C | M |
|---|---|
| 33 | 1 |
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M4.7 | 2023/06/07 | 11:18 | 11:46 | 11:59 | |
| 2 | C8.7 | 2023/06/07 | 18:24 | 18:29 | 18:46 | |
| 3 | C7.4 | 2023/06/06 | 18:55 | 19:00 | 19:05 | |
| 4 | C7.2 | 2023/06/08 | 04:43 | 04:59 | 05:11 | |
| 5 | C7.0 | 2023/06/07 | 06:16 | 06:45 | 07:09 | |
| 6 | C6.9 | 2023/06/07 | 18:46 | 18:50 | 18:54 | |
| 7 | C6.6 | 2023/06/14 | 22:48 | 22:59 | 23:08 | |
| 8 | C6.2 | 2023/06/06 | 09:07 | 09:14 | 09:21 | |
| 9 | C5.7 | 2023/06/04 | 14:25 | 14:30 | 14:46 | |
| 10 | C5.5 | 2023/06/06 | 08:28 | 08:41 | 09:06 |
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| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/27 | M5.1 |
| 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 | 114.9 +23.1 |
| Last 30 days | 112.3 +26.4 |