Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep None
10 cm 141 SSN 113 Afr/Ap 020/019 X-ray Background B3.4 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 3.7e+05 GT 10 MeV 1.1e+04 p/(cm2-ster-day) (GOES-8 satellite synchronous orbit W75 degrees) Daily Electron Fluence GT 2 MeV 4.70e+05 e/(cm2-ster-day) (GOES-8 satellite synchronous orbit W75 degrees) 3 Hour K-indices Boulder 2 4 3 3 3 5 4 3 Planetary 2 4 4 3 3 4 4 4
AUTODIN transmission of the following bulletins will cease on 15 Feb 01: FXXX01 KBOU, AXXX01 KBOU, AXXX02 KBOU, and AXXX03 KBOU. The bulletins will still be available via the Internet at www.afwin.afwa.af.mil for military users and www.sec.noaa.gov for non-military users. If web access is not acceptable or you have any questions, please contact Mr. Jerry Sanders at DSN 271-1399 (COMM 402-294-1399), e-mail [email protected].
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| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/21 | M1.3 |
| Last geomagnetic storm | 2025/12/22 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
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| Last 30 days | 109.1 +22.6 |