Viewing archive of Sunday, 10 September 2017
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Reports
Solar activity
Auroral activity
Kp values
Solar wind (Speed, Density), Interplanetary Magnetic Field (IMF) (Bt, Bz)
Aurora Observations
X8.2 solar flare
Sunspot region 2673 departs in style! The region is now behind the western limb but it still managed to produce it's fourth X-class solar flare: it erupted with an X8.28 (R3-strong) solar flare that peaked at 16:06 UTC.
Latest news
Monday, 30 March 2026
X1.5 solar flare
Tuesday, 17 March 2026
M2.7 solar flare, CME arrival possible
Sunday, 1 February 2026
Complex sunspot region 4366
Latest forum messages
Comet C/2026 A1 (MAPS) for the southern hemisphere 61AR4413 7Incoming & Unnumbered Active Regions 260Artemis 2 Live 4AR4409 181
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Space weather facts
| Last X-flare | 2026/03/30 | X1.5 |
| Last M-flare | 2026/04/04 | M1.0 |
| Last geomagnetic storm | 2026/04/03 | Kp7- (G3) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (3%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| March 2026 | 85.9 +7.7 |
| April 2026 | 122.8 +36.9 |
| Last 30 days | 100.8 +44.4 |
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