Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0028 0028 0028 120 0616 0616 0616 170 0939 0939 0939 120 1013 1013 1013 140 1021 1021 1021 100 1625 1625 1625 120 1651 1651 1651 150 2240 2242 2243 180 2341 2341 2341 120
10 cm 131 SSN 082 Afr/Ap 008/009 X-ray Background B5.1 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 9.0e+04 GT 10 MeV 3.3e+04 p/(cm2-ster-day) (GOES-16 satellite synchronous orbit W75 degrees) Daily Electron Fluence GT 2 MeV 3.70e+08 e/(cm2-ster-day) (GOES-16 satellite synchronous orbit W75 degrees) 3 Hour K-indices Boulder 3 4 2 3 2 1 1 0 Planetary 3 3 2 3 2 2 1 1
None.
All times in UTC
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| Last X-flare | 2025/12/01 | X1.9 |
| Last M-flare | 2025/12/06 | 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 |