:Product: 20040917SGAS.txt :Issued: 2004 Sep 17 0250 UT # Prepared jointly by the U.S. Dept. of Commerce, NOAA, # Space Environment Center and the U.S. Air Force. # Joint USAF/NOAA Solar and Geophysical Activity Summary SGAS Number 261 Issued at 0245Z on 17 Sep 2004 This report is compiled from data received at SWO on 16 Sep A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep None B. Proton Events: None. C. Geomagnetic Activity Summary: The geomagnetic field has been quiet to active. D. Stratwarm: None. E. Daily Indices: (real-time preliminary/estimated values) 10 cm 108 SSN 080 Afr/Ap 018/017 X-ray Background B1.9 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 2.7e+07 GT 10 MeV 1.5e+05 p/(cm2-ster-day) (GOES-11 satellite synchronous orbit W99 degrees) Daily Electron Fluence GT 2 MeV 3.00e+08 e/(cm2-ster-day) (GOES-12 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 3 3 4 4 4 4 2 3 Planetary 3 3 4 4 4 3 3 3 F. Comments: None.