Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0207 0224 0232 2157 S16W20 C9.5 1f 280
10 cm 152 SSN 157 Afr/Ap 035/038 X-ray Background B6.9 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 2.3e+08 GT 10 MeV 2.9e+06 p/(cm2-ster-day) (GOES-13 satellite synchronous orbit W75 degrees) Daily Electron Fluence GT 2 MeV 6.80e+06 e/(cm2-ster-day) (GOES-13 satellite synchronous orbit W75 degrees) 3 Hour K-indices Boulder 5 4 2 3 2 5 3 6 Planetary 5 4 2 3 2 6 5 6
None
All times in UTC
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| Last X-flare | 2026/03/30 | X1.5 |
| Last M-flare | 2026/04/09 | 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 | 97.2 +11.3 |
| Last 30 days | 95.6 +37.2 |