Viewing archive of Thursday, 20 January 2005
| Sunspot number | New regions | Background flux | C | X |
|---|---|---|---|---|
| 61 -5 | 0 | B8.7 | 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 | C8.0 | 16:08 | 16:14 | 16:19 |
| 0720 | C3.6 | 18:13 | 18:16 | 18:19 |
| 0720 | C4.5 | 21:47 | 21:53 | 21:56 |
Current data suggest that it is not possible to see aurora now at middle latitudes
Latest news
Monday, 14 May 2018 - 18:10 UTC
''A shadow of its former self''
Thursday, 3 May 2018 - 16:04 UTC
Coronal hole faces Earth
Friday, 20 April 2018 - 13:04 UTC
Moderate G2 geomagnetic storm
Latest forum messages
- Sunspot numbers and stress are related - there are researches. Why do we not use it in character drafts like "horoscopes"? 7
- Historical parallel sunspot years 1
- Nibiru. 2
- Sunrise photo question 3
- Solar radiation 2
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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: | 2018/05/06 | Kp6 (G2) |
| Number of spotless days in 2018: | 78 | |
| Current stretch spotless days: | 2 | |