Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0108 0108 0110 290 0217 0217 0217 130 0245 0246 0246 160 0346 0401 0651 3112 M1.0 0428 0430 0447 3110 N16W16 Sf 1500 100 1007 1007 1007 150 1611 1622 1633 3112 M2.9 1730 1734 1745 3112 M1.3 1802 1803 1803 730 2237 2243 2247 3111 N30E30 C3.4 Sf 150
10 cm 137 SSN 074 Afr/Ap 012/010 X-ray Background C1.6 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 1.4e+06 GT 10 MeV 3.1e+04 p/(cm2-ster-day) (GOES-16 satellite synchronous orbit W75 degrees) Daily Electron Fluence GT 2 MeV 1.30e+06 e/(cm2-ster-day) (GOES-16 satellite synchronous orbit W75 degrees) 3 Hour K-indices Boulder 2 3 3 3 3 2 2 0 Planetary 2 3 3 2 3 2 1 1
None
All times in UTC
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| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/09 | M1.1 |
| 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 | 162.7 +70.9 |
| Last 30 days | 107.4 +11.4 |