Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0333 0402 0427 3774 M4.4 0600 0640 0708 3784 N12E05 X1.1 2b 1000 500 II/IV 0927 0927 0927 240 1316 1324 1338 3784 M1.0 1539 1549 1557 3784 N14W01 M5.3 Sf 2326 2344 0006 3784 N13E07 M4.2 1n 100 130
10 cm 248 SSN 194 Afr/Ap 011/014 X-ray Background C4.2 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 4.5e+05 GT 10 MeV 1.6e+04 p/(cm2-ster-day) (GOES-18 satellite synchronous orbit W137 degrees) Daily Electron Fluence GT 2 MeV 2.70e+06 e/(cm2-ster-day) (GOES-16 satellite synchronous orbit W75 degrees) 3 Hour K-indices Boulder 4 4 2 2 3 5 1 3 Planetary 4 4 2 1 2 3 3 3
None.
All times in UTC
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| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/10 | M4.4 |
| Last geomagnetic storm | 2025/12/10 | Kp6+ (G2) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 155.3 +63.5 |
| Last 30 days | 109 +10.8 |