| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2025/09/02 | 1 | 70 | HSX | S13E71 | |
| 2025/09/03 | 1 | 210 | HSX | S13W82 | |
| 2025/09/04 | 1 | 150 | HSX | S13E45 | |
| 2025/09/05 | 1 | 160 | HSX | S14E30 | |
| 2025/09/06 | 1 | 160 | HSX | S12E15 | |
| 2025/09/07 | 1 | 160 | HSX | S12E02 | |
| 2025/09/08 | 1 | 110 | HSX | S14W08 | |
| 2025/09/09 | 1 | 110 | HSX | S14W22 | |
| 2025/09/10 | 1 | 110 | HSX | S14W36 | |
| 2025/09/11 | 1 | 110 | HSX | S14W50 | |
| 2025/09/12 | 1 | 120 | HSX | S14W64 | |
| 2025/09/13 | 1 | 90 | HSX | S13W77 | |
| 2025/09/14 | 1 | 80 | HSX | S14W91 | |
| 2025/09/15 | 1 | 80 | HSX | S14W0* |
| C |
|---|
| 6 |
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C3.7 | 2025/09/03 | 15:13 | 15:23 | 15:31 | |
| 2 | C3.4 | 2025/09/04 | 23:49 | 00:01 | 00:12 | |
| 3 | C2.5 | 2025/09/04 | 13:19 | 13:26 | 13:36 | |
| 4 | C2.3 | 2025/09/03 | 21:22 | 21:30 | 21:36 | |
| 5 | C1.1 | 2025/09/13 | 22:32 | 22:43 | 23:15 | |
| 6 | C1.0 | 2025/09/08 | 04:33 | 04:47 | 05:24 |
A lot of people come to SpaceWeatherLive to follow the Solar activity or if there is a chance to see the aurora, but with more traffic comes higher costs to keep the servers online. If you like SpaceWeatherLive and want to support the project you can choose a subscription for an ad-free site or consider a donation. With your help we can keep SpaceWeatherLive online!
| 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 | 114.3 +28.4 |
| Last 30 days | 102.4 +48.5 |