Viewing archive of Monday, 17 July 2017
| Sunspot number | New regions | Background flux | Maximum flux | C |
|---|---|---|---|---|
| 13 -13 | 0 | B2.0 | C2.31 | 2 |
Solar flares
| Region | Start | Maximum | End | |
|---|---|---|---|---|
| 2665 | B6.3 | 00:57 | 01:04 | 01:08 |
| 2665 | B3.3 | 02:23 | 02:28 | 02:32 |
| 2665 | C2.3 | 03:24 | 03:28 | 03:31 |
| 2665 | B3.2 | 04:03 | 04:07 | 04:09 |
| 2665 | B4.9 | 05:28 | 05:32 | 05:36 |
| - | B3.1 | 09:00 | 09:04 | 09:09 |
| - | B4 | 09:16 | 09:20 | 09:25 |
| - | B4.4 | 10:13 | 10:17 | 10:20 |
| 2665 | C1.2 | 17:09 | 18:42 | 20:50 |
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
- Ap & aa Indices and Solar Minimum 55
- New Goes-16 readings 8
- Spotless Days 2
- Stretch of Spotless Days 2
- Solar Cycle 25 Forecasting 19
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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: | 2019/10/26 | Kp5 (G1) |
| Number of spotless days in 2019: | 267 | |
| Current stretch spotless days: | 40 | |