| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2023/09/26 | 4 | 30 | CRO | N15E48 | |
| 2023/09/27 | 10 | 70 | CAO | N15E32 | |
| 2023/09/28 | 9 | 90 | DAO | N15E17 | |
| 2023/09/29 | 10 | 120 | CSI | N15E03 | |
| 2023/09/30 | 10 | 110 | CSI | N15W07 | |
| 2023/10/01 | 8 | 40 | CSO | N15W25 | |
| 2023/10/02 | 1 | 30 | HSX | N15W39 | |
| 2023/10/03 | 1 | 10 | AXX | N15W53 |
| C |
|---|
| 8 |
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C5.0 | 2023/09/29 | 19:58 | 20:08 | 20:22 | |
| 2 | C4.5 | 2023/10/01 | 23:00 | 23:11 | 23:22 | |
| 3 | C3.9 | 2023/09/29 | 22:17 | 22:28 | 22:38 | |
| 4 | C3.5 | 2023/09/27 | 18:29 | 18:32 | 18:38 | |
| 5 | C2.6 | 2023/09/27 | 09:41 | 09:47 | 09:52 | |
| 6 | C2.5 | 2023/10/01 | 09:08 | 09:15 | 09:25 | |
| 7 | C1.9 | 2023/10/02 | 09:43 | 09:48 | 09:53 | |
| 8 | C1.9 | 2023/09/28 | 10:46 | 10:51 | 10:57 |
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| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/29 | M1.0 |
| 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 | 116.5 +24.7 |
| Last 30 days | 116.2 +30.6 |