Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0226 0235 0241 3576 C2.9 II 0910 0914 II 1650 1707 1721 3576 M1.8 2235 2242 2248 3576 C2.6 120
10 cm 178 SSN 151 Afr/Ap 003/003 X-ray Background C1.5 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 5.7e+06 GT 10 MeV 4.9e+05 p/(cm2-ster-day) (GOES-18 satellite synchronous orbit W137 degrees) Daily Electron Fluence GT 2 MeV 1.50e+06 e/(cm2-ster-day) (GOES-16 satellite synchronous orbit W75 degrees) 3 Hour K-indices Boulder 1 0 1 2 2 2 2 1 Planetary 1 0 0 1 0 1 1 1
None.
All times in UTC
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| Last X-flare | 2026/01/18 | X1.9 |
| Last M-flare | 2026/01/21 | M3.4 |
| Last geomagnetic storm | 2026/01/20 | Kp8 (G4) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| December 2025 | 124 +32.2 |
| January 2026 | 107.3 -16.8 |
| Last 30 days | 111.9 +4 |