Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0551 0551 0551 150 0556 0557 0559 370 0651 0651 0651 150 0722 0722 0722 130 0759 0759 0759 350 0811 0811 0812 2300 0846 0846 0846 100 1107 1107 1107 180 1157 1157 1157 110 1414 1417 1419 1897 S18E60 C2.0 Sf 560 130 1909 1909 1909 100 1931 1942 1954 1897 S18E59 C4.5 Sf 240 2038 2038 2038 170 2131 2131 2132 310 2137 2140 2143 1890 S16W49 C3.1 Sf 1100
10 cm 168 SSN 147 Afr/Ap 002/002 X-ray Background B8.8 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 5.5e+05 GT 10 MeV 3.0e+04 p/(cm2-ster-day) (GOES-13 satellite synchronous orbit W75 degrees) Daily Electron Fluence GT 2 MeV 1.50e+07 e/(cm2-ster-day) (GOES-13 satellite synchronous orbit W75 degrees) 3 Hour K-indices Boulder 1 1 0 0 2 2 0 0 Planetary 1 1 0 0 1 1 1 0
None
All times in UTC
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| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/21 | M1.3 |
| Last geomagnetic storm | 2025/12/21 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 116.9 +25.1 |
| Last 30 days | 109 +22.2 |