Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0357 0407 0425 3889 S08E17 C7.9 1f 110 0434 0434 0434 120 0439 0439 0439 120 0454 0454 0454 120 0507 0526 0536 3889 S08E17 M1.1 1n 0536 0543 0552 3889 M1.4 1843 1843 1843 140 2230 2230 2230 340
10 cm 182 SSN 138 Afr/Ap 007/009 X-ray Background C1.3 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 8.8e+04 GT 10 MeV 1.4e+04 p/(cm2-ster-day) (GOES-18 satellite synchronous orbit W137 degrees) Daily Electron Fluence GT 2 MeV 8.20e+06 e/(cm2-ster-day) (GOES-16 satellite synchronous orbit W75 degrees) 3 Hour K-indices Boulder ? ? ? ? ? ? ? ? Planetary 2 1 3 2 2 2 2 2
Boulder Kp is not available
All times in UTC
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| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/31 | M7.2 |
| Last geomagnetic storm | 2025/12/22 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| Last 30 days | 116 +22.4 |