:Product: 20040915SGAS.txt :Issued: 2004 Sep 15 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 259 Issued at 0245Z on 15 Sep 2004 This report is compiled from data received at SWO on 14 Sep A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0747 0930 1000 0672 N04E17 M1.5 1f 510 120 II/IV 0855 0010 0940 200 1047 1047 1048 260 B. Proton Events: The greater than 10 MeV electron flux was at high levels today. C. Geomagnetic Activity Summary: The geomagnetic field was unsettled to active. D. Stratwarm: None. E. Daily Indices: (real-time preliminary/estimated values) 10 cm 115 SSN 070 Afr/Ap 020/028 X-ray Background B4.7 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 4.6e+08 GT 10 MeV 8.5e+06 p/(cm2-ster-day) (GOES-11 satellite synchronous orbit W99 degrees) Daily Electron Fluence GT 2 MeV 3.50e+07 e/(cm2-ster-day) (GOES-12 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 4 4 4 4 3 3 3 3 Planetary 4 4 4 5 4 3 4 4 F. Comments: None.