| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2023/09/25 | 1 | 40 | HSX | N14E73 | |
| 2023/09/26 | 1 | 90 | HSX | N13E59 | |
| 2023/09/27 | 1 | 130 | HSX | N13E46 | |
| 2023/09/28 | 2 | 110 | HSX | N13E33 | |
| 2023/09/29 | 1 | 100 | HSX | N13E19 | |
| 2023/09/30 | 1 | 80 | HSX | N14E06 | |
| 2023/10/01 | 1 | 80 | HSX | N13W06 | |
| 2023/10/02 | 2 | 130 | HSX | N13W21 | |
| 2023/10/03 | 2 | 90 | HSX | N14W33 | |
| 2023/10/04 | 1 | 90 | HSX | N03W47 | |
| 2023/10/05 | 1 | 50 | HSX | N10W60 | |
| 2023/10/06 | 1 | 30 | HSX | N13W74 | |
| 2023/10/07 | 1 | 30 | HSX | N14W88 | |
| 2023/10/08 | 1 | 30 | HSX | N13W0* |
| C |
|---|
| 1 |
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C2.5 | 2023/09/25 | 14:30 | 14:37 | 14:42 |
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| Last X-flare | 2026/03/30 | X1.5 |
| Last M-flare | 2026/04/09 | M1.0 |
| Last geomagnetic storm | 2026/04/03 | Kp7- (G3) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (3%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| March 2026 | 85.9 +7.7 |
| April 2026 | 89.7 +3.8 |
| Last 30 days | 93.4 +33.3 |