Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 1004 1014 1020 3751 S07E24 M2.2 Sn 1020 1027 1031 3751 M2.0 1207 1225 1238 3751 S08E22 C4.5 Sf 140 1617 1620 1643 3753 N13W61 Sf 200
10 cm 209 SSN 276 Afr/Ap 004/006 X-ray Background C2.2 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 2.0e+05 GT 10 MeV 2.0e+04 p/(cm2-ster-day) (GOES-18 satellite synchronous orbit W137 degrees) Daily Electron Fluence GT 2 MeV 1.00e+06 e/(cm2-ster-day) (GOES-16 satellite synchronous orbit W75 degrees) 3 Hour K-indices Boulder 9 ? ? ? ? ? ? ? Planetary 1 1 1 1 1 3 2 1
None.
All times in UTC
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| Last X-flare | 2025/12/01 | X1.9 |
| Last M-flare | 2025/12/06 | M8.1 |
| 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 | 167.7 +75.9 |
| Last 30 days | 107.1 +13.7 |