Viewing archive of Thursday, 20 January 2005
| Sunspot number | New regions | Background flux | Maximum flux | C | X |
|---|---|---|---|---|---|
| 61 -5 | 0 | B8.7 | X7.11 | 5 | 1 |
Solar flares
| Region | Start | Maximum | End | |
|---|---|---|---|---|
| 0720 | C1.6 | 00:37 | 00:47 | 00:56 |
| 0720 | C4.8 | 03:21 | 03:30 | 03:36 |
| 0720 | X7.1 Play | 06:36 | 07:01 | 07:26 |
| 0720 | C8 | 16:08 | 16:14 | 16:19 |
| 0720 | C3.6 | 18:13 | 18:16 | 18:19 |
| 0720 | C4.5 | 21:47 | 21:53 | 21:56 |
Latest news
Monday, 10 February 2020 - 18:49 UTC
Solar Orbiter successfully launched into space
Saturday, 8 February 2020 - 11:36 UTC
Coronal hole, Transit to Solar Cycle 25
Wednesday, 1 January 2020 - 00:00 UTC
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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: | 2020/02/19 | Kp5 (G1) |
| Number of spotless days in 2020: | 38 | |
| Current stretch spotless days: | 24 | |