Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0618 0618 0618 470 0801 0801 0802 980 0806 0821 II 1941 1945 1949 M1.7 13
10 cm 171 SSN 128 Afr/Ap 008/009 X-ray Background C1.7 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 9.4e+05 GT 10 MeV 1.6e+04 p/(cm2-ster-day) (GOES-18 satellite synchronous orbit W137 degrees) Daily Electron Fluence GT 2 MeV 3.20e+06 e/(cm2-ster-day) (GOES-16 satellite synchronous orbit W75 degrees) 3 Hour K-indices Boulder 1 1 0 2 3 3 2 3 Planetary 1 1 0 2 3 2 4 2
None.
All times in UTC
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Last X-flare | 2025/06/19 | X1.9 |
Last M-flare | 2025/10/03 | M1.2 |
Last geomagnetic storm | 2025/10/03 | Kp5 (G1) |
Spotless days | |
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Last spotless day | 2022/06/08 |
Monthly mean Sunspot Number | |
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September 2025 | 129.8 -3.7 |
October 2025 | 140.1 +10.3 |
Last 30 days | 131.3 -1.2 |