Viewing archive of Thursday, 31 January 2002
| Sunspot number | New regions | Background flux | Maximum flux | C | M |
|---|---|---|---|---|---|
| 238 28 | 2 1 | C1.7 | M3.64 | 5 | 1 |
Solar flares
| Region | Start | Maximum | End | |
|---|---|---|---|---|
| 9802 | C3.3 | 10:07 | 10:12 | 10:17 |
| 9798 | C2.2 | 11:53 | 12:04 | 12:29 |
| 9800 | C4.3 | 14:20 | 14:25 | 14:35 |
| - | M3.6 | 14:36 | 14:44 | 14:50 |
| 9802 | C4.6 | 15:20 | 15:25 | 15:37 |
| 9800 | C4.9 | 16:40 | 16:47 | 16:55 |
Latest news
Friday, 2 August 2019 - 18:11 UTC
Coronal hole faces Earth, G1 watch
Wednesday, 10 July 2019 - 09:51 UTC
Minor G1 geomagnetic storm
Sunday, 26 May 2019 - 19:56 UTC
Coronal hole faces Earth
Latest forum messages
- Multi-Rotation Persistent Magnetic Structure 1
- Heliosphere Bubble Resonation 7
- SC Min & Max Planetary Position Image Catalog 1
- Cosmic Rays vs. Solar Minimum 3
- Article published on Nature.com predicts new Maunder Minimum 5
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Space weather facts
| Last X-flare: | 2017/09/10 | X8.2 |
| Last M-flare: | 2017/10/20 | M1.0 |
| Last geomagnetic storm: | 2019/08/05 | Kp5 (G1) |
| Number of spotless days in 2019: | 161 | |
| Current stretch spotless days: | 16 | |