Viewing archive of Saturday, 20 July 2002
| Sunspot number | New regions | Background flux | C | X |
|---|---|---|---|---|
| 136 -12 | 0 | C1.3 | 3 | 1 |
Solar flares
| 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 |
Latest news
Saturday, 20 April 2019 - 18:02 UTC
Coronal hole faces Earth
Friday, 5 April 2019 - 14:44 UTC
New page: GOES solar images
Tuesday, 2 April 2019 - 17:19 UTC
April Fools, Coronal hole faces Earth
Latest forum messages
- Discrepancy In X-Ray Data? 19
- Recent Cycle #25 Sunspot 68
- Geomagnetic fluctuations and seizures 26
- Does Solar & Geomagnetic Activity Affect Health? 21
- Very active zone begins to be seen; Cycle 24 continues to give war? 9
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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: | 2019/03/17 | Kp5 (G1) |
| Number of spotless days in 2019: | 62 | |
| Last spotless day: | 2019/04/06 | |