Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0029 0029 0029 150 0327 0333 0337 3762 S14E56 M1.4 Sf 0355 0404 0408 3762 S15E56 M3.9 Sn 0414 0434 0443 3762 S12E54 M1.9 1f 0541 0541 0541 110 0555 0555 0555 680 0916 0925 0931 3762 S13E45 C4.9 Sf 100 0931 0935 0940 M1.4 II 1247 1300 1304 3744 M1.5 340 1457 1457 1457 150 1931 1931 1934 3762 S12E36 Sf 210 2234 2234 2234 140 2306 2306 2306 100
10 cm 185 SSN 173 Afr/Ap 009/008 X-ray Background C2.2 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 5.3e+05 GT 10 MeV 2.2e+04 p/(cm2-ster-day) (GOES-18 satellite synchronous orbit W137 degrees) Daily Electron Fluence GT 2 MeV 9.60e+05 e/(cm2-ster-day) (GOES-16 satellite synchronous orbit W75 degrees) 3 Hour K-indices Boulder 0 ? ? ? ? ? ? ? Planetary 1 2 2 3 2 3 2 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 +13.7 |