| Sunspot number | New regions | Background flux | C | X |
|---|---|---|---|---|
| 136 | 0 | C1.3 | 3 | 1 |
| Region | Start | Maximum | End | |
|---|---|---|---|---|
| - | C4.0 | 02:50 | 03:00 | 03:10 |
| 0030 | C9.6 | 12:37 | 12:42 | 12:44 |
| 0039 | C2.7 | 13:23 | 13:27 | 13:33 |
| 0039 | X3.3 Play | 21:04 | 21:30 | 21:54 |
| Auroral activity | Minor | Severe |
|---|---|---|
| High latitude | 20% | 15% |
| Middle latitude | 1% | 1% |
| Predicted Kp max | 2 |
| Solar activity | |
|---|---|
| M-class solar flare | 1% |
| X-class solar flare | 1% |
| 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 | |
