Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0810 0810 0810 100 1226 1245 1306 3723 S18E58 M1.0 Sf 2003 2013 2033 3723 S19E48 C3.3 Sf 340
10 cm 194 SSN 129 Afr/Ap 009/009 X-ray Background C2.5 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 3.7e+06 GT 10 MeV 1.9e+04 p/(cm2-ster-day) (GOES-18 satellite synchronous orbit W137 degrees) Daily Electron Fluence GT 2 MeV 1.20e+06 e/(cm2-ster-day) (GOES-16 satellite synchronous orbit W75 degrees) 3 Hour K-indices Boulder 2 1 4 3 2 4 3 2 Planetary 2 1 3 2 2 3 2 2
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 | 2026/01/28 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| December 2025 | 124 +32.2 |
| January 2026 | 119.3 -4.7 |
| Last 30 days | 120.3 +3.4 |