Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0348 0349 0349 120 0350 0401 0410 2918 M1.8 120 0421 0421 0421 160 0522 0522 0522 110 0643 0643 0643 120 1250 1250 1250 180 1503 1514 1532 2918 C1.0 170 1559 1611 1620 2918 N20W28 M1.6 Sf 1832 1832 1833 230
10 cm 121 SSN 107 Afr/Ap 006/007 X-ray Background B5.2 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 5.6e+04 GT 10 MeV 4.4e+04 p/(cm2-ster-day) (GOES-16 satellite synchronous orbit W75 degrees) Daily Electron Fluence GT 2 MeV 5.90e+06 e/(cm2-ster-day) (GOES-16 satellite synchronous orbit W75 degrees) 3 Hour K-indices Boulder 1 3 3 2 2 2 1 1 Planetary 1 3 3 2 1 2 0 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 |