Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep None
10 cm 120 SSN 076 Afr/Ap 023/027 X-ray Background B8.1 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 3.1e+06 GT 10 MeV 1.8e+04 p/(cm2-ster-day) (GOES-18 satellite synchronous orbit W137 degrees) Daily Electron Fluence GT 2 MeV 3.40e+08 e/(cm2-ster-day) (GOES-19 satellite synchronous orbit W75 degrees) 3 Hour K-indices Boulder 2 4 5 4 4 3 3 3 Planetary 3 3 4 5 4 4 5 4
Planetary NOAA K values used. Theres an outage with AF bulletins
All times in UTC
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| Last X-flare | 2026/04/24 | X2.5 |
| Last M-flare | 2026/05/17 | M1.4 |
| Last geomagnetic storm | 2026/05/16 | Kp6- (G2) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (2%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| April 2026 | 79.3 -6.6 |
| May 2026 | 88.6 +9.3 |
| Last 30 days | 99.4 +8.5 |