Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0017 0017 0017 100 0021 0021 0021 110 0214 0214 0214 100 0237 0237 0238 120 0247 0248 0248 160 0355 0355 0355 220 0406 0406 0406 100 0416 0425 0436 3492 C1.7 210 0437 0437 0437 140 0803 0811 0826 3490 N20W31 C3.4 Sf 180 0954 0954 0954 150 1405 1405 1405 100 1903 1904 1904 390
10 cm 187 SSN 159 Afr/Ap 002/005 X-ray Background C1.1 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 8.3e+04 GT 10 MeV 1.8e+04 p/(cm2-ster-day) (GOES-16 satellite synchronous orbit W75 degrees) Daily Electron Fluence GT 2 MeV 2.40e+06 e/(cm2-ster-day) (GOES-16 satellite synchronous orbit W75 degrees) 3 Hour K-indices Boulder 1 2 2 1 2 2 2 1 Planetary 1 1 2 1 2 1 1 2
None
All times in UTC
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| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/10 | M1.9 |
| Last geomagnetic storm | 2025/12/04 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 157.7 +65.9 |
| Last 30 days | 108.9 +11.4 |