Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0028 0028 0028 160 0049 0049 0049 190 0326 0326 0328 970 0332 0340 0344 C1.9 490 0415 0415 0415 120 0901 0913 0937 3327 C2.7 1100 1118 1146 1159 3327 M4.7 100
10 cm 167 SSN 177 Afr/Ap 006/005 X-ray Background C1.2 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 2.7e+04 GT 10 MeV 2.2e+04 p/(cm2-ster-day) (GOES-16 satellite synchronous orbit W75 degrees) Daily Electron Fluence GT 2 MeV 1.40e+06 e/(cm2-ster-day) (GOES-16 satellite synchronous orbit W75 degrees) 3 Hour K-indices Boulder 1 1 0 1 1 3 2 3 Planetary 2 1 1 1 1 1 1 2
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 +12.4 |