Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0231 0251 0300 1967 C3.4 4300 0550 0551 0551 170 0724 0724 0724 130 2256 2305 2310 1967 M1.5 180
10 cm 191 SSN 223 Afr/Ap 005/007 X-ray Background C1.1 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 1.8e+05 GT 10 MeV 1.0e+04 p/(cm2-ster-day) (GOES-13 satellite synchronous orbit W74 degrees) Daily Electron Fluence GT 2 MeV 8.80e+04 e/(cm2-ster-day) (GOES-13 satellite synchronous orbit W74 degrees) 3 Hour K-indices Boulder 1 2 2 3 3 3 1 2 Planetary 1 3 1 2 3 2 1 1
None
All times in UTC
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| Last X-flare | 2025/12/01 | X1.9 |
| Last M-flare | 2025/12/08 | M2.0 |
| Last geomagnetic storm | 2025/12/04 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
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| December 2025 | 167.7 +75.9 |
| Last 30 days | 107.1 +12.4 |