| Sunspot number | New regions | Background flux | C | X |
|---|---|---|---|---|
| 11 | 1 | C1.0 | 4 | 1 |
| Region | Start | Maximum | End | |
|---|---|---|---|---|
| - | C2.3 | 09:59 | 10:03 | 10:07 |
| - | C2.4 | 11:19 | 11:23 | 11:27 |
| - | C9.6 | 12:34 | 12:44 | 12:49 |
| - | C1.7 | 14:23 | 14:26 | 14:30 |
| 0808 | X17.0 Play | 17:17 | 17:40 | 18:03 |
| Auroral activity | Minor | Severe |
|---|---|---|
| High latitude | 30% | 40% |
| Middle latitude | 10% | 1% |
| Predicted Kp max | 4 |
| Solar activity | |
|---|---|
| M-class solar flare | 1% |
| X-class solar flare | 1% |
| B1.2 B1.7 B1.4 B1.5 B3.2 B5.4 B8.4 | |
| Moon phase |
|---|
| New Moon |
A lot of people come to SpaceWeatherLive to follow the Sun's activity or if there is aurora to be seen, but with more traffic comes higher server costs. Consider a donation if you enjoy SpaceWeatherLive so we can keep the website online!
| Last X-flare: | 2017/09/10 | X8.2 |
| Last M-flare: | 2017/09/09 | M1.1 |
| Last geomagnetic storm: | 2017/09/18 | Kp5 (G1) |
| Number of spotless days in 2017: | 56 | |
| Last spotless day: | 2017/08/01 | |
