Viewing archive of Sunday, 20 December 1998
| Sunspot number | New regions | Background flux | Maximum flux | C | M |
|---|---|---|---|---|---|
| 98 10 | 3 3 | B6.1 | M1.84 | 4 | 1 |
Solar flares
| Region | Start | Maximum | End | |
|---|---|---|---|---|
| 8415 | C3.4 | 05:07 | 05:14 | 05:21 |
| 8415 | C1.5 | 05:52 | 06:00 | 06:07 |
| - | C1.1 | 07:25 | 07:30 | 07:36 |
| 8415 | M1.8 | 08:49 | 09:00 | 09:03 |
| - | C2.2 | 12:34 | 12:38 | 12:43 |
Latest news
Tuesday, 10 December 2019 - 18:50 UTC
Official Solar Cycle 25 Forecast Update
Monday, 9 December 2019 - 21:40 UTC
Welcome GOES-16!
Monday, 18 November 2019 - 20:12 UTC
Coronal hole faces Earth
Latest forum messages
- Solar Cycle 25 Forecasting 14
- How to determine "earth facing" things? 4
- Ap & aa Indices and Solar Minimum 50
- New Goes-16 readings 5
- Synoptic Magnetograms; SC24 Minimum Forecasting 23
Support SpaceWeatherLive.com!
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!
Space weather facts
| Last X-flare: | 2017/09/10 | X8.2 |
| Last M-flare: | 2017/10/20 | M1.0 |
| Last geomagnetic storm: | 2019/10/26 | Kp5 (G1) |
| Number of spotless days in 2019: | 265 | |
| Current stretch spotless days: | 39 | |