Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0544 0559 0609 3738 S10E21 M1.5 Sn 0926 0945 0953 3738 S10E10 M1.3 Sf 1144 1204 1217 3738 S10E01 M1.4 1f 1251 1304 1313 3738 S10E01 M1.1 1f 1525 1537 1546 3738 S08E03 M1.0 Sf
10 cm 214 SSN 190 Afr/Ap 008/007 X-ray Background C2.7 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 6.7e+04 GT 10 MeV 1.8e+04 p/(cm2-ster-day) (GOES-18 satellite synchronous orbit W137 degrees) Daily Electron Fluence GT 2 MeV 1.90e+06 e/(cm2-ster-day) (GOES-16 satellite synchronous orbit W75 degrees) 3 Hour K-indices Boulder ? ? ? ? ? ? ? ? Planetary 2 1 1 1 2 1 3 2
None
All times in UTC
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| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/21 | M1.3 |
| Last geomagnetic storm | 2025/12/21 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 116.9 +25.1 |
| Last 30 days | 109 +22.2 |